164969600

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1718

約数の個数: 96

約数和(自身を含む): 420925440

約数和(自身を除く): 255955840

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, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1550, 1600, 1663, 1984, 2480, 3100, 3200, 3326, 3968, 4960, 6200, 6652, 8315, 9920, 12400, 13304, 16630, 19840, 24800, 26608, 33260, 41575, 49600, 51553, 53216, 66520, 83150, 99200, 103106, 106432, 133040, 166300, 206212, 212864, 257765, 266080, 332600, 412424, 515530, 532160, 665200, 824848, 1031060, 1064320, 1288825, 1330400, 1649696, 2062120, 2577650, 2660800, 3299392, 4124240, 5155300, 5321600, 6598784, 8248480, 10310600, 16496960, 20621200, 32993920, 41242400, 82484800, 164969600]

約数ペア:

[(1, 164969600), (2, 82484800), (4, 41242400), (5, 32993920), (8, 20621200), (10, 16496960), (16, 10310600), (20, 8248480), (25, 6598784), (31, 5321600), (32, 5155300), (40, 4124240), (50, 3299392), (62, 2660800), (64, 2577650), (80, 2062120), (100, 1649696), (124, 1330400), (128, 1288825), (155, 1064320), (160, 1031060), (200, 824848), (248, 665200), (310, 532160), (320, 515530), (400, 412424), (496, 332600), (620, 266080), (640, 257765), (775, 212864), (800, 206212), (992, 166300), (1240, 133040), (1550, 106432), (1600, 103106), (1663, 99200), (1984, 83150), (2480, 66520), (3100, 53216), (3200, 51553), (3326, 49600), (3968, 41575), (4960, 33260), (6200, 26608), (6652, 24800), (8315, 19840), (9920, 16630), (12400, 13304)]