402156800

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2027}}^1$

素因数の和:2084

約数の個数: 108

約数和(自身を含む): 1028017536

約数和(自身を除く): 625860736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1280, 1550, 1600, 1984, 2027, 2480, 3100, 3200, 3968, 4054, 4960, 6200, 6400, 7936, 8108, 9920, 10135, 12400, 16216, 19840, 20270, 24800, 32432, 39680, 40540, 49600, 50675, 62837, 64864, 81080, 99200, 101350, 125674, 129728, 162160, 198400, 202700, 251348, 259456, 314185, 324320, 405400, 502696, 518912, 628370, 648640, 810800, 1005392, 1256740, 1297280, 1570925, 1621600, 2010784, 2513480, 2594560, 3141850, 3243200, 4021568, 5026960, 6283700, 6486400, 8043136, 10053920, 12567400, 12972800, 16086272, 20107840, 25134800, 40215680, 50269600, 80431360, 100539200, 201078400, 402156800]

約数ペア:

[(1, 402156800), (2, 201078400), (4, 100539200), (5, 80431360), (8, 50269600), (10, 40215680), (16, 25134800), (20, 20107840), (25, 16086272), (31, 12972800), (32, 12567400), (40, 10053920), (50, 8043136), (62, 6486400), (64, 6283700), (80, 5026960), (100, 4021568), (124, 3243200), (128, 3141850), (155, 2594560), (160, 2513480), (200, 2010784), (248, 1621600), (256, 1570925), (310, 1297280), (320, 1256740), (400, 1005392), (496, 810800), (620, 648640), (640, 628370), (775, 518912), (800, 502696), (992, 405400), (1240, 324320), (1280, 314185), (1550, 259456), (1600, 251348), (1984, 202700), (2027, 198400), (2480, 162160), (3100, 129728), (3200, 125674), (3968, 101350), (4054, 99200), (4960, 81080), (6200, 64864), (6400, 62837), (7936, 50675), (8108, 49600), (9920, 40540), (10135, 39680), (12400, 32432), (16216, 24800), (19840, 20270)]