8791808590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 16258682880

約数和(自身を除く): 7466874290

約数列:

[1, 2, 5, 10, 71, 142, 197, 239, 263, 355, 394, 478, 526, 710, 985, 1195, 1315, 1970, 2390, 2630, 13987, 16969, 18673, 27974, 33938, 37346, 47083, 51811, 62857, 69935, 84845, 93365, 94166, 103622, 125714, 139870, 169690, 186730, 235415, 259055, 314285, 470830, 518110, 628570, 3342893, 3678581, 4462847, 6685786, 7357162, 8925694, 12382829, 16714465, 18392905, 22314235, 24765658, 33428930, 36785810, 44628470, 61914145, 123828290, 879180859, 1758361718, 4395904295, 8791808590]

約数ペア:

[(1, 8791808590), (2, 4395904295), (5, 1758361718), (10, 879180859), (71, 123828290), (142, 61914145), (197, 44628470), (239, 36785810), (263, 33428930), (355, 24765658), (394, 22314235), (478, 18392905), (526, 16714465), (710, 12382829), (985, 8925694), (1195, 7357162), (1315, 6685786), (1970, 4462847), (2390, 3678581), (2630, 3342893), (13987, 628570), (16969, 518110), (18673, 470830), (27974, 314285), (33938, 259055), (37346, 235415), (47083, 186730), (51811, 169690), (62857, 139870), (69935, 125714), (84845, 103622), (93365, 94166)]