15705556275

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1997}}^1\times {\mathrm{5519}}^1$

素因数の和:7548

約数の個数: 48

約数和(自身を含む): 27351820800

約数和(自身を除く): 11646264525

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 1997, 5519, 5991, 9985, 16557, 27595, 29955, 37943, 49925, 82785, 104861, 113829, 137975, 149775, 189715, 314583, 413925, 524305, 569145, 948575, 1572915, 2621525, 2845725, 7864575, 11021443, 33064329, 55107215, 165321645, 209407417, 275536075, 628222251, 826608225, 1047037085, 3141111255, 5235185425, 15705556275]

約数ペア:

[(1, 15705556275), (3, 5235185425), (5, 3141111255), (15, 1047037085), (19, 826608225), (25, 628222251), (57, 275536075), (75, 209407417), (95, 165321645), (285, 55107215), (475, 33064329), (1425, 11021443), (1997, 7864575), (5519, 2845725), (5991, 2621525), (9985, 1572915), (16557, 948575), (27595, 569145), (29955, 524305), (37943, 413925), (49925, 314583), (82785, 189715), (104861, 149775), (113829, 137975)]