81182800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6547}}^1$

素因数の和:6596

約数の個数: 60

約数和(自身を含む): 201364096

約数和(自身を除く): 120181296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 6547, 12400, 13094, 26188, 32735, 52376, 65470, 104752, 130940, 163675, 202957, 261880, 327350, 405914, 523760, 654700, 811828, 1014785, 1309400, 1623656, 2029570, 2618800, 3247312, 4059140, 5073925, 8118280, 10147850, 16236560, 20295700, 40591400, 81182800]

約数ペア:

[(1, 81182800), (2, 40591400), (4, 20295700), (5, 16236560), (8, 10147850), (10, 8118280), (16, 5073925), (20, 4059140), (25, 3247312), (31, 2618800), (40, 2029570), (50, 1623656), (62, 1309400), (80, 1014785), (100, 811828), (124, 654700), (155, 523760), (200, 405914), (248, 327350), (310, 261880), (400, 202957), (496, 163675), (620, 130940), (775, 104752), (1240, 65470), (1550, 52376), (2480, 32735), (3100, 26188), (6200, 13094), (6547, 12400)]