145505600

素因数分解:

$2^6\times 5^2\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:664

約数の個数: 84

約数和(自身を含む): 360566208

約数和(自身を除く): 215060608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 211, 320, 400, 422, 431, 800, 844, 862, 1055, 1600, 1688, 1724, 2110, 2155, 3376, 3448, 4220, 4310, 5275, 6752, 6896, 8440, 8620, 10550, 10775, 13504, 13792, 16880, 17240, 21100, 21550, 27584, 33760, 34480, 42200, 43100, 67520, 68960, 84400, 86200, 90941, 137920, 168800, 172400, 181882, 337600, 344800, 363764, 454705, 689600, 727528, 909410, 1455056, 1818820, 2273525, 2910112, 3637640, 4547050, 5820224, 7275280, 9094100, 14550560, 18188200, 29101120, 36376400, 72752800, 145505600]

約数ペア:

[(1, 145505600), (2, 72752800), (4, 36376400), (5, 29101120), (8, 18188200), (10, 14550560), (16, 9094100), (20, 7275280), (25, 5820224), (32, 4547050), (40, 3637640), (50, 2910112), (64, 2273525), (80, 1818820), (100, 1455056), (160, 909410), (200, 727528), (211, 689600), (320, 454705), (400, 363764), (422, 344800), (431, 337600), (800, 181882), (844, 172400), (862, 168800), (1055, 137920), (1600, 90941), (1688, 86200), (1724, 84400), (2110, 68960), (2155, 67520), (3376, 43100), (3448, 42200), (4220, 34480), (4310, 33760), (5275, 27584), (6752, 21550), (6896, 21100), (8440, 17240), (8620, 16880), (10550, 13792), (10775, 13504)]