287280110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2131}}^1$

素因数の和:2229

約数の個数: 64

約数和(自身を含む): 599586624

約数和(自身を除く): 312306514

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 61, 65, 85, 122, 130, 170, 221, 305, 442, 610, 793, 1037, 1105, 1586, 2074, 2131, 2210, 3965, 4262, 5185, 7930, 10370, 10655, 13481, 21310, 26962, 27703, 36227, 55406, 67405, 72454, 129991, 134810, 138515, 181135, 259982, 277030, 362270, 470951, 649955, 941902, 1299910, 1689883, 2209847, 2354755, 3379766, 4419694, 4709510, 8449415, 11049235, 16898830, 22098470, 28728011, 57456022, 143640055, 287280110]

約数ペア:

[(1, 287280110), (2, 143640055), (5, 57456022), (10, 28728011), (13, 22098470), (17, 16898830), (26, 11049235), (34, 8449415), (61, 4709510), (65, 4419694), (85, 3379766), (122, 2354755), (130, 2209847), (170, 1689883), (221, 1299910), (305, 941902), (442, 649955), (610, 470951), (793, 362270), (1037, 277030), (1105, 259982), (1586, 181135), (2074, 138515), (2131, 134810), (2210, 129991), (3965, 72454), (4262, 67405), (5185, 55406), (7930, 36227), (10370, 27703), (10655, 26962), (13481, 21310)]