238508725

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1$

素因数の和:935

約数の個数: 72

約数和(自身を含む): 392740488

約数和(自身を除く): 154231763

約数列:

[1, 5, 7, 13, 17, 25, 35, 49, 65, 85, 91, 119, 175, 221, 245, 325, 425, 455, 595, 637, 833, 881, 1105, 1225, 1547, 2275, 2975, 3185, 4165, 4405, 5525, 6167, 7735, 10829, 11453, 14977, 15925, 20825, 22025, 30835, 38675, 43169, 54145, 57265, 74885, 80171, 104839, 154175, 194701, 215845, 270725, 286325, 374425, 400855, 524195, 561197, 733873, 973505, 1079225, 1362907, 2004275, 2620975, 2805985, 3669365, 4867525, 6814535, 9540349, 14029925, 18346825, 34072675, 47701745, 238508725]

約数ペア:

[(1, 238508725), (5, 47701745), (7, 34072675), (13, 18346825), (17, 14029925), (25, 9540349), (35, 6814535), (49, 4867525), (65, 3669365), (85, 2805985), (91, 2620975), (119, 2004275), (175, 1362907), (221, 1079225), (245, 973505), (325, 733873), (425, 561197), (455, 524195), (595, 400855), (637, 374425), (833, 286325), (881, 270725), (1105, 215845), (1225, 194701), (1547, 154175), (2275, 104839), (2975, 80171), (3185, 74885), (4165, 57265), (4405, 54145), (5525, 43169), (6167, 38675), (7735, 30835), (10829, 22025), (11453, 20825), (14977, 15925)]