561123250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4259}}^1$

素因数の和:4324

約数の個数: 64

約数和(自身を含む): 1148359680

約数和(自身を除く): 587236430

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 125, 155, 170, 250, 310, 425, 527, 775, 850, 1054, 1550, 2125, 2635, 3875, 4250, 4259, 5270, 7750, 8518, 13175, 21295, 26350, 42590, 65875, 72403, 106475, 131750, 132029, 144806, 212950, 264058, 362015, 532375, 660145, 724030, 1064750, 1320290, 1810075, 2244493, 3300725, 3620150, 4488986, 6601450, 9050375, 11222465, 16503625, 18100750, 22444930, 33007250, 56112325, 112224650, 280561625, 561123250]

約数ペア:

[(1, 561123250), (2, 280561625), (5, 112224650), (10, 56112325), (17, 33007250), (25, 22444930), (31, 18100750), (34, 16503625), (50, 11222465), (62, 9050375), (85, 6601450), (125, 4488986), (155, 3620150), (170, 3300725), (250, 2244493), (310, 1810075), (425, 1320290), (527, 1064750), (775, 724030), (850, 660145), (1054, 532375), (1550, 362015), (2125, 264058), (2635, 212950), (3875, 144806), (4250, 132029), (4259, 131750), (5270, 106475), (7750, 72403), (8518, 65875), (13175, 42590), (21295, 26350)]