82782400

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1669}}^1$

素因数の和:1722

約数の個数: 84

約数和(自身を含む): 210393280

約数和(自身を除く): 127610880

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, 992, 1240, 1550, 1600, 1669, 1984, 2480, 3100, 3338, 4960, 6200, 6676, 8345, 9920, 12400, 13352, 16690, 24800, 26704, 33380, 41725, 49600, 51739, 53408, 66760, 83450, 103478, 106816, 133520, 166900, 206956, 258695, 267040, 333800, 413912, 517390, 534080, 667600, 827824, 1034780, 1293475, 1335200, 1655648, 2069560, 2586950, 2670400, 3311296, 4139120, 5173900, 8278240, 10347800, 16556480, 20695600, 41391200, 82782400]

約数ペア:

[(1, 82782400), (2, 41391200), (4, 20695600), (5, 16556480), (8, 10347800), (10, 8278240), (16, 5173900), (20, 4139120), (25, 3311296), (31, 2670400), (32, 2586950), (40, 2069560), (50, 1655648), (62, 1335200), (64, 1293475), (80, 1034780), (100, 827824), (124, 667600), (155, 534080), (160, 517390), (200, 413912), (248, 333800), (310, 267040), (320, 258695), (400, 206956), (496, 166900), (620, 133520), (775, 106816), (800, 103478), (992, 83450), (1240, 66760), (1550, 53408), (1600, 51739), (1669, 49600), (1984, 41725), (2480, 33380), (3100, 26704), (3338, 24800), (4960, 16690), (6200, 13352), (6676, 12400), (8345, 9920)]