79929200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:859

約数の個数: 120

約数和(自身を含む): 217954800

約数和(自身を除く): 138025600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 760, 809, 950, 988, 1040, 1235, 1300, 1520, 1618, 1900, 1976, 2470, 2600, 3236, 3800, 3952, 4045, 4940, 5200, 6175, 6472, 7600, 8090, 9880, 10517, 12350, 12944, 15371, 16180, 19760, 20225, 21034, 24700, 30742, 32360, 40450, 42068, 49400, 52585, 61484, 64720, 76855, 80900, 84136, 98800, 105170, 122968, 153710, 161800, 168272, 199823, 210340, 245936, 262925, 307420, 323600, 384275, 399646, 420680, 525850, 614840, 768550, 799292, 841360, 999115, 1051700, 1229680, 1537100, 1598584, 1998230, 2103400, 3074200, 3197168, 3996460, 4206800, 4995575, 6148400, 7992920, 9991150, 15985840, 19982300, 39964600, 79929200]

約数ペア:

[(1, 79929200), (2, 39964600), (4, 19982300), (5, 15985840), (8, 9991150), (10, 7992920), (13, 6148400), (16, 4995575), (19, 4206800), (20, 3996460), (25, 3197168), (26, 3074200), (38, 2103400), (40, 1998230), (50, 1598584), (52, 1537100), (65, 1229680), (76, 1051700), (80, 999115), (95, 841360), (100, 799292), (104, 768550), (130, 614840), (152, 525850), (190, 420680), (200, 399646), (208, 384275), (247, 323600), (260, 307420), (304, 262925), (325, 245936), (380, 210340), (400, 199823), (475, 168272), (494, 161800), (520, 153710), (650, 122968), (760, 105170), (809, 98800), (950, 84136), (988, 80900), (1040, 76855), (1235, 64720), (1300, 61484), (1520, 52585), (1618, 49400), (1900, 42068), (1976, 40450), (2470, 32360), (2600, 30742), (3236, 24700), (3800, 21034), (3952, 20225), (4045, 19760), (4940, 16180), (5200, 15371), (6175, 12944), (6472, 12350), (7600, 10517), (8090, 9880)]