13409071700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{27551}}^1$

素因数の和:27753

約数の個数: 72

約数和(自身を含む): 30228731904

約数和(自身を除く): 16819660204

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 157, 310, 314, 620, 628, 775, 785, 1550, 1570, 3100, 3140, 3925, 4867, 7850, 9734, 15700, 19468, 24335, 27551, 48670, 55102, 97340, 110204, 121675, 137755, 243350, 275510, 486700, 551020, 688775, 854081, 1377550, 1708162, 2755100, 3416324, 4270405, 4325507, 8540810, 8651014, 17081620, 17302028, 21352025, 21627535, 42704050, 43255070, 85408100, 86510140, 108137675, 134090717, 216275350, 268181434, 432550700, 536362868, 670453585, 1340907170, 2681814340, 3352267925, 6704535850, 13409071700]

約数ペア:

[(1, 13409071700), (2, 6704535850), (4, 3352267925), (5, 2681814340), (10, 1340907170), (20, 670453585), (25, 536362868), (31, 432550700), (50, 268181434), (62, 216275350), (100, 134090717), (124, 108137675), (155, 86510140), (157, 85408100), (310, 43255070), (314, 42704050), (620, 21627535), (628, 21352025), (775, 17302028), (785, 17081620), (1550, 8651014), (1570, 8540810), (3100, 4325507), (3140, 4270405), (3925, 3416324), (4867, 2755100), (7850, 1708162), (9734, 1377550), (15700, 854081), (19468, 688775), (24335, 551020), (27551, 486700), (48670, 275510), (55102, 243350), (97340, 137755), (110204, 121675)]