328575200

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{13249}}^1$

素因数の和:13300

約数の個数: 72

約数和(自身を含む): 828072000

約数和(自身を除く): 499496800

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, 1550, 2480, 3100, 4960, 6200, 12400, 13249, 24800, 26498, 52996, 66245, 105992, 132490, 211984, 264980, 331225, 410719, 423968, 529960, 662450, 821438, 1059920, 1324900, 1642876, 2053595, 2119840, 2649800, 3285752, 4107190, 5299600, 6571504, 8214380, 10267975, 10599200, 13143008, 16428760, 20535950, 32857520, 41071900, 65715040, 82143800, 164287600, 328575200]

約数ペア:

[(1, 328575200), (2, 164287600), (4, 82143800), (5, 65715040), (8, 41071900), (10, 32857520), (16, 20535950), (20, 16428760), (25, 13143008), (31, 10599200), (32, 10267975), (40, 8214380), (50, 6571504), (62, 5299600), (80, 4107190), (100, 3285752), (124, 2649800), (155, 2119840), (160, 2053595), (200, 1642876), (248, 1324900), (310, 1059920), (400, 821438), (496, 662450), (620, 529960), (775, 423968), (800, 410719), (992, 331225), (1240, 264980), (1550, 211984), (2480, 132490), (3100, 105992), (4960, 66245), (6200, 52996), (12400, 26498), (13249, 24800)]