30975200

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1249}}^1$

素因数の和:1300

約数の個数: 72

約数和(自身を含む): 78120000

約数和(自身を除く): 47144800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1249, 1550, 2480, 2498, 3100, 4960, 4996, 6200, 6245, 9992, 12400, 12490, 19984, 24800, 24980, 31225, 38719, 39968, 49960, 62450, 77438, 99920, 124900, 154876, 193595, 199840, 249800, 309752, 387190, 499600, 619504, 774380, 967975, 999200, 1239008, 1548760, 1935950, 3097520, 3871900, 6195040, 7743800, 15487600, 30975200]

約数ペア:

[(1, 30975200), (2, 15487600), (4, 7743800), (5, 6195040), (8, 3871900), (10, 3097520), (16, 1935950), (20, 1548760), (25, 1239008), (31, 999200), (32, 967975), (40, 774380), (50, 619504), (62, 499600), (80, 387190), (100, 309752), (124, 249800), (155, 199840), (160, 193595), (200, 154876), (248, 124900), (310, 99920), (400, 77438), (496, 62450), (620, 49960), (775, 39968), (800, 38719), (992, 31225), (1240, 24980), (1249, 24800), (1550, 19984), (2480, 12490), (2498, 12400), (3100, 9992), (4960, 6245), (4996, 6200)]