91757080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{769}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 218988000

約数和(自身を除く): 127230920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 157, 190, 314, 380, 628, 760, 769, 785, 1256, 1538, 1570, 2983, 3076, 3140, 3845, 5966, 6152, 6280, 7690, 11932, 14611, 14915, 15380, 23864, 29222, 29830, 30760, 58444, 59660, 73055, 116888, 119320, 120733, 146110, 241466, 292220, 482932, 584440, 603665, 965864, 1207330, 2293927, 2414660, 4587854, 4829320, 9175708, 11469635, 18351416, 22939270, 45878540, 91757080]

約数ペア:

[(1, 91757080), (2, 45878540), (4, 22939270), (5, 18351416), (8, 11469635), (10, 9175708), (19, 4829320), (20, 4587854), (38, 2414660), (40, 2293927), (76, 1207330), (95, 965864), (152, 603665), (157, 584440), (190, 482932), (314, 292220), (380, 241466), (628, 146110), (760, 120733), (769, 119320), (785, 116888), (1256, 73055), (1538, 59660), (1570, 58444), (2983, 30760), (3076, 29830), (3140, 29222), (3845, 23864), (5966, 15380), (6152, 14915), (6280, 14611), (7690, 11932)]