12906400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 36419544

約数和(自身を除く): 23513144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 32, 34, 40, 50, 52, 65, 68, 73, 80, 85, 100, 104, 130, 136, 146, 160, 170, 200, 208, 221, 260, 272, 292, 325, 340, 365, 400, 416, 425, 442, 520, 544, 584, 650, 680, 730, 800, 850, 884, 949, 1040, 1105, 1168, 1241, 1300, 1360, 1460, 1700, 1768, 1825, 1898, 2080, 2210, 2336, 2482, 2600, 2720, 2920, 3400, 3536, 3650, 3796, 4420, 4745, 4964, 5200, 5525, 5840, 6205, 6800, 7072, 7300, 7592, 8840, 9490, 9928, 10400, 11050, 11680, 12410, 13600, 14600, 15184, 16133, 17680, 18980, 19856, 22100, 23725, 24820, 29200, 30368, 31025, 32266, 35360, 37960, 39712, 44200, 47450, 49640, 58400, 62050, 64532, 75920, 80665, 88400, 94900, 99280, 124100, 129064, 151840, 161330, 176800, 189800, 198560, 248200, 258128, 322660, 379600, 403325, 496400, 516256, 645320, 759200, 806650, 992800, 1290640, 1613300, 2581280, 3226600, 6453200, 12906400]

約数ペア:

[(1, 12906400), (2, 6453200), (4, 3226600), (5, 2581280), (8, 1613300), (10, 1290640), (13, 992800), (16, 806650), (17, 759200), (20, 645320), (25, 516256), (26, 496400), (32, 403325), (34, 379600), (40, 322660), (50, 258128), (52, 248200), (65, 198560), (68, 189800), (73, 176800), (80, 161330), (85, 151840), (100, 129064), (104, 124100), (130, 99280), (136, 94900), (146, 88400), (160, 80665), (170, 75920), (200, 64532), (208, 62050), (221, 58400), (260, 49640), (272, 47450), (292, 44200), (325, 39712), (340, 37960), (365, 35360), (400, 32266), (416, 31025), (425, 30368), (442, 29200), (520, 24820), (544, 23725), (584, 22100), (650, 19856), (680, 18980), (730, 17680), (800, 16133), (850, 15184), (884, 14600), (949, 13600), (1040, 12410), (1105, 11680), (1168, 11050), (1241, 10400), (1300, 9928), (1360, 9490), (1460, 8840), (1700, 7592), (1768, 7300), (1825, 7072), (1898, 6800), (2080, 6205), (2210, 5840), (2336, 5525), (2482, 5200), (2600, 4964), (2720, 4745), (2920, 4420), (3400, 3796), (3536, 3650)]