285999800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 693050880

約数和(自身を除く): 407051080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 163, 200, 248, 283, 310, 326, 566, 620, 652, 775, 815, 1132, 1240, 1304, 1415, 1550, 1630, 2264, 2830, 3100, 3260, 4075, 5053, 5660, 6200, 6520, 7075, 8150, 8773, 10106, 11320, 14150, 16300, 17546, 20212, 25265, 28300, 32600, 35092, 40424, 43865, 46129, 50530, 56600, 70184, 87730, 92258, 101060, 126325, 175460, 184516, 202120, 219325, 230645, 252650, 350920, 369032, 438650, 461290, 505300, 877300, 922580, 1010600, 1153225, 1429999, 1754600, 1845160, 2306450, 2859998, 4612900, 5719996, 7149995, 9225800, 11439992, 14299990, 28599980, 35749975, 57199960, 71499950, 142999900, 285999800]

約数ペア:

[(1, 285999800), (2, 142999900), (4, 71499950), (5, 57199960), (8, 35749975), (10, 28599980), (20, 14299990), (25, 11439992), (31, 9225800), (40, 7149995), (50, 5719996), (62, 4612900), (100, 2859998), (124, 2306450), (155, 1845160), (163, 1754600), (200, 1429999), (248, 1153225), (283, 1010600), (310, 922580), (326, 877300), (566, 505300), (620, 461290), (652, 438650), (775, 369032), (815, 350920), (1132, 252650), (1240, 230645), (1304, 219325), (1415, 202120), (1550, 184516), (1630, 175460), (2264, 126325), (2830, 101060), (3100, 92258), (3260, 87730), (4075, 70184), (5053, 56600), (5660, 50530), (6200, 46129), (6520, 43865), (7075, 40424), (8150, 35092), (8773, 32600), (10106, 28300), (11320, 25265), (14150, 20212), (16300, 17546)]