156948571460

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1\times {\mathrm{138679}}^1$

素因数の和:139556

約数の個数: 48

約数和(自身を含む): 334655919360

約数和(自身を除く): 177707347900

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 797, 1420, 1594, 3188, 3985, 7970, 15940, 56587, 113174, 138679, 226348, 277358, 282935, 554716, 565870, 693395, 1131740, 1386790, 2773580, 9846209, 19692418, 39384836, 49231045, 98462090, 110527163, 196924180, 221054326, 442108652, 552635815, 1105271630, 2210543260, 7847428573, 15694857146, 31389714292, 39237142865, 78474285730, 156948571460]

約数ペア:

[(1, 156948571460), (2, 78474285730), (4, 39237142865), (5, 31389714292), (10, 15694857146), (20, 7847428573), (71, 2210543260), (142, 1105271630), (284, 552635815), (355, 442108652), (710, 221054326), (797, 196924180), (1420, 110527163), (1594, 98462090), (3188, 49231045), (3985, 39384836), (7970, 19692418), (15940, 9846209), (56587, 2773580), (113174, 1386790), (138679, 1131740), (226348, 693395), (277358, 565870), (282935, 554716)]