55149250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 113218560

約数和(自身を除く): 58069310

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 125, 130, 142, 239, 250, 325, 355, 478, 650, 710, 923, 1195, 1625, 1775, 1846, 2390, 3107, 3250, 3550, 4615, 5975, 6214, 8875, 9230, 11950, 15535, 16969, 17750, 23075, 29875, 31070, 33938, 46150, 59750, 77675, 84845, 115375, 155350, 169690, 220597, 230750, 388375, 424225, 441194, 776750, 848450, 1102985, 2121125, 2205970, 4242250, 5514925, 11029850, 27574625, 55149250]

約数ペア:

[(1, 55149250), (2, 27574625), (5, 11029850), (10, 5514925), (13, 4242250), (25, 2205970), (26, 2121125), (50, 1102985), (65, 848450), (71, 776750), (125, 441194), (130, 424225), (142, 388375), (239, 230750), (250, 220597), (325, 169690), (355, 155350), (478, 115375), (650, 84845), (710, 77675), (923, 59750), (1195, 46150), (1625, 33938), (1775, 31070), (1846, 29875), (2390, 23075), (3107, 17750), (3250, 16969), (3550, 15535), (4615, 11950), (5975, 9230), (6214, 8875)]