40820800

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:876

約数の個数: 84

約数和(自身を含む): 103810816

約数和(自身を除く): 62990016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 200, 248, 310, 320, 400, 496, 620, 775, 800, 823, 992, 1240, 1550, 1600, 1646, 1984, 2480, 3100, 3292, 4115, 4960, 6200, 6584, 8230, 9920, 12400, 13168, 16460, 20575, 24800, 25513, 26336, 32920, 41150, 49600, 51026, 52672, 65840, 82300, 102052, 127565, 131680, 164600, 204104, 255130, 263360, 329200, 408208, 510260, 637825, 658400, 816416, 1020520, 1275650, 1316800, 1632832, 2041040, 2551300, 4082080, 5102600, 8164160, 10205200, 20410400, 40820800]

約数ペア:

[(1, 40820800), (2, 20410400), (4, 10205200), (5, 8164160), (8, 5102600), (10, 4082080), (16, 2551300), (20, 2041040), (25, 1632832), (31, 1316800), (32, 1275650), (40, 1020520), (50, 816416), (62, 658400), (64, 637825), (80, 510260), (100, 408208), (124, 329200), (155, 263360), (160, 255130), (200, 204104), (248, 164600), (310, 131680), (320, 127565), (400, 102052), (496, 82300), (620, 65840), (775, 52672), (800, 51026), (823, 49600), (992, 41150), (1240, 32920), (1550, 26336), (1600, 25513), (1646, 24800), (1984, 20575), (2480, 16460), (3100, 13168), (3292, 12400), (4115, 9920), (4960, 8230), (6200, 6584)]