79648400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 180

約数和(自身を含む): 223040412

約数和(自身を除く): 143392012

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 53, 65, 68, 80, 85, 100, 104, 106, 130, 136, 170, 200, 208, 212, 221, 260, 265, 272, 289, 325, 340, 400, 424, 425, 442, 520, 530, 578, 650, 680, 689, 848, 850, 884, 901, 1040, 1060, 1105, 1156, 1300, 1325, 1360, 1378, 1445, 1700, 1768, 1802, 2120, 2210, 2312, 2600, 2650, 2756, 2890, 3400, 3445, 3536, 3604, 3757, 4240, 4420, 4505, 4624, 5200, 5300, 5512, 5525, 5780, 6800, 6890, 7208, 7225, 7514, 8840, 9010, 10600, 11024, 11050, 11560, 11713, 13780, 14416, 14450, 15028, 15317, 17225, 17680, 18020, 18785, 21200, 22100, 22525, 23120, 23426, 27560, 28900, 30056, 30634, 34450, 36040, 37570, 44200, 45050, 46852, 55120, 57800, 58565, 60112, 61268, 68900, 72080, 75140, 76585, 88400, 90100, 93704, 93925, 115600, 117130, 122536, 137800, 150280, 153170, 180200, 187408, 187850, 199121, 234260, 245072, 275600, 292825, 300560, 306340, 360400, 375700, 382925, 398242, 468520, 585650, 612680, 751400, 765850, 796484, 937040, 995605, 1171300, 1225360, 1502800, 1531700, 1592968, 1991210, 2342600, 3063400, 3185936, 3982420, 4685200, 4978025, 6126800, 7964840, 9956050, 15929680, 19912100, 39824200, 79648400]

約数ペア:

[(1, 79648400), (2, 39824200), (4, 19912100), (5, 15929680), (8, 9956050), (10, 7964840), (13, 6126800), (16, 4978025), (17, 4685200), (20, 3982420), (25, 3185936), (26, 3063400), (34, 2342600), (40, 1991210), (50, 1592968), (52, 1531700), (53, 1502800), (65, 1225360), (68, 1171300), (80, 995605), (85, 937040), (100, 796484), (104, 765850), (106, 751400), (130, 612680), (136, 585650), (170, 468520), (200, 398242), (208, 382925), (212, 375700), (221, 360400), (260, 306340), (265, 300560), (272, 292825), (289, 275600), (325, 245072), (340, 234260), (400, 199121), (424, 187850), (425, 187408), (442, 180200), (520, 153170), (530, 150280), (578, 137800), (650, 122536), (680, 117130), (689, 115600), (848, 93925), (850, 93704), (884, 90100), (901, 88400), (1040, 76585), (1060, 75140), (1105, 72080), (1156, 68900), (1300, 61268), (1325, 60112), (1360, 58565), (1378, 57800), (1445, 55120), (1700, 46852), (1768, 45050), (1802, 44200), (2120, 37570), (2210, 36040), (2312, 34450), (2600, 30634), (2650, 30056), (2756, 28900), (2890, 27560), (3400, 23426), (3445, 23120), (3536, 22525), (3604, 22100), (3757, 21200), (4240, 18785), (4420, 18020), (4505, 17680), (4624, 17225), (5200, 15317), (5300, 15028), (5512, 14450), (5525, 14416), (5780, 13780), (6800, 11713), (6890, 11560), (7208, 11050), (7225, 11024), (7514, 10600), (8840, 9010)]