91614140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 196862400

約数和(自身を除く): 105248260

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 149, 284, 298, 355, 433, 596, 710, 745, 866, 1420, 1490, 1732, 2165, 2980, 4330, 8660, 10579, 21158, 30743, 42316, 52895, 61486, 64517, 105790, 122972, 129034, 153715, 211580, 258068, 307430, 322585, 614860, 645170, 1290340, 4580707, 9161414, 18322828, 22903535, 45807070, 91614140]

約数ペア:

[(1, 91614140), (2, 45807070), (4, 22903535), (5, 18322828), (10, 9161414), (20, 4580707), (71, 1290340), (142, 645170), (149, 614860), (284, 322585), (298, 307430), (355, 258068), (433, 211580), (596, 153715), (710, 129034), (745, 122972), (866, 105790), (1420, 64517), (1490, 61486), (1732, 52895), (2165, 42316), (2980, 30743), (4330, 21158), (8660, 10579)]