1382173625

素因数分解:

$5^3\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1997}}^1$

素因数の和:2139

約数の個数: 48

約数和(自身を含む): 2025348624

約数和(自身を除く): 643174999

約数列:

[1, 5, 7, 25, 35, 49, 113, 125, 175, 245, 565, 791, 875, 1225, 1997, 2825, 3955, 5537, 6125, 9985, 13979, 14125, 19775, 27685, 49925, 69895, 97853, 98875, 138425, 225661, 249625, 349475, 489265, 692125, 1128305, 1579627, 1747375, 2446325, 5641525, 7898135, 11057389, 12231625, 28207625, 39490675, 55286945, 197453375, 276434725, 1382173625]

約数ペア:

[(1, 1382173625), (5, 276434725), (7, 197453375), (25, 55286945), (35, 39490675), (49, 28207625), (113, 12231625), (125, 11057389), (175, 7898135), (245, 5641525), (565, 2446325), (791, 1747375), (875, 1579627), (1225, 1128305), (1997, 692125), (2825, 489265), (3955, 349475), (5537, 249625), (6125, 225661), (9985, 138425), (13979, 98875), (14125, 97853), (19775, 69895), (27685, 49925)]