127975380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164071}}^1$

素因数の和:164096

約数の個数: 48

約数和(自身を含む): 385897344

約数和(自身を除く): 257921964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 164071, 328142, 492213, 656284, 820355, 984426, 1640710, 1968852, 2132923, 2461065, 3281420, 4265846, 4922130, 6398769, 8531692, 9844260, 10664615, 12797538, 21329230, 25595076, 31993845, 42658460, 63987690, 127975380]

約数ペア:

[(1, 127975380), (2, 63987690), (3, 42658460), (4, 31993845), (5, 25595076), (6, 21329230), (10, 12797538), (12, 10664615), (13, 9844260), (15, 8531692), (20, 6398769), (26, 4922130), (30, 4265846), (39, 3281420), (52, 2461065), (60, 2132923), (65, 1968852), (78, 1640710), (130, 984426), (156, 820355), (195, 656284), (260, 492213), (390, 328142), (780, 164071)]