2563600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 120

約数和(自身を含む): 7265160

約数和(自身を除く): 4701560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 29, 34, 40, 50, 52, 58, 65, 68, 80, 85, 100, 104, 116, 130, 136, 145, 170, 200, 208, 221, 232, 260, 272, 290, 325, 340, 377, 400, 425, 442, 464, 493, 520, 580, 650, 680, 725, 754, 850, 884, 986, 1040, 1105, 1160, 1300, 1360, 1450, 1508, 1700, 1768, 1885, 1972, 2210, 2320, 2465, 2600, 2900, 3016, 3400, 3536, 3770, 3944, 4420, 4930, 5200, 5525, 5800, 6032, 6409, 6800, 7540, 7888, 8840, 9425, 9860, 11050, 11600, 12325, 12818, 15080, 17680, 18850, 19720, 22100, 24650, 25636, 30160, 32045, 37700, 39440, 44200, 49300, 51272, 64090, 75400, 88400, 98600, 102544, 128180, 150800, 160225, 197200, 256360, 320450, 512720, 640900, 1281800, 2563600]

約数ペア:

[(1, 2563600), (2, 1281800), (4, 640900), (5, 512720), (8, 320450), (10, 256360), (13, 197200), (16, 160225), (17, 150800), (20, 128180), (25, 102544), (26, 98600), (29, 88400), (34, 75400), (40, 64090), (50, 51272), (52, 49300), (58, 44200), (65, 39440), (68, 37700), (80, 32045), (85, 30160), (100, 25636), (104, 24650), (116, 22100), (130, 19720), (136, 18850), (145, 17680), (170, 15080), (200, 12818), (208, 12325), (221, 11600), (232, 11050), (260, 9860), (272, 9425), (290, 8840), (325, 7888), (340, 7540), (377, 6800), (400, 6409), (425, 6032), (442, 5800), (464, 5525), (493, 5200), (520, 4930), (580, 4420), (650, 3944), (680, 3770), (725, 3536), (754, 3400), (850, 3016), (884, 2900), (986, 2600), (1040, 2465), (1105, 2320), (1160, 2210), (1300, 1972), (1360, 1885), (1450, 1768), (1508, 1700)]