12574167920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{8191}}^1$

素因数の和:8854

約数の個数: 80

約数和(自身を含む): 30230446080

約数和(自身を除く): 17656278160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 619, 620, 1238, 1240, 2476, 2480, 3095, 4952, 6190, 8191, 9904, 12380, 16382, 19189, 24760, 32764, 38378, 40955, 49520, 65528, 76756, 81910, 95945, 131056, 153512, 163820, 191890, 253921, 307024, 327640, 383780, 507842, 655280, 767560, 1015684, 1269605, 1535120, 2031368, 2539210, 4062736, 5070229, 5078420, 10140458, 10156840, 20280916, 20313680, 25351145, 40561832, 50702290, 81123664, 101404580, 157177099, 202809160, 314354198, 405618320, 628708396, 785885495, 1257416792, 1571770990, 2514833584, 3143541980, 6287083960, 12574167920]

約数ペア:

[(1, 12574167920), (2, 6287083960), (4, 3143541980), (5, 2514833584), (8, 1571770990), (10, 1257416792), (16, 785885495), (20, 628708396), (31, 405618320), (40, 314354198), (62, 202809160), (80, 157177099), (124, 101404580), (155, 81123664), (248, 50702290), (310, 40561832), (496, 25351145), (619, 20313680), (620, 20280916), (1238, 10156840), (1240, 10140458), (2476, 5078420), (2480, 5070229), (3095, 4062736), (4952, 2539210), (6190, 2031368), (8191, 1535120), (9904, 1269605), (12380, 1015684), (16382, 767560), (19189, 655280), (24760, 507842), (32764, 383780), (38378, 327640), (40955, 307024), (49520, 253921), (65528, 191890), (76756, 163820), (81910, 153512), (95945, 131056)]