66610976900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{314351}}^1$

素因数の和:314541

約数の個数: 72

約数和(自身を含む): 156620225664

約数和(自身を除く): 90009248764

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 163, 260, 325, 326, 650, 652, 815, 1300, 1630, 2119, 3260, 4075, 4238, 8150, 8476, 10595, 16300, 21190, 42380, 52975, 105950, 211900, 314351, 628702, 1257404, 1571755, 3143510, 4086563, 6287020, 7858775, 8173126, 15717550, 16346252, 20432815, 31435100, 40865630, 51239213, 81731260, 102164075, 102478426, 204328150, 204956852, 256196065, 408656300, 512392130, 666109769, 1024784260, 1280980325, 1332219538, 2561960650, 2664439076, 3330548845, 5123921300, 6661097690, 13322195380, 16652744225, 33305488450, 66610976900]

約数ペア:

[(1, 66610976900), (2, 33305488450), (4, 16652744225), (5, 13322195380), (10, 6661097690), (13, 5123921300), (20, 3330548845), (25, 2664439076), (26, 2561960650), (50, 1332219538), (52, 1280980325), (65, 1024784260), (100, 666109769), (130, 512392130), (163, 408656300), (260, 256196065), (325, 204956852), (326, 204328150), (650, 102478426), (652, 102164075), (815, 81731260), (1300, 51239213), (1630, 40865630), (2119, 31435100), (3260, 20432815), (4075, 16346252), (4238, 15717550), (8150, 8173126), (8476, 7858775), (10595, 6287020), (16300, 4086563), (21190, 3143510), (42380, 1571755), (52975, 1257404), (105950, 628702), (211900, 314351)]