80392080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2557}}^1$

素因数の和:2704

約数の個数: 80

約数和(自身を含む): 251216064

約数和(自身を除く): 170823984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2557, 2620, 3144, 3930, 5114, 5240, 6288, 7671, 7860, 10228, 10480, 12785, 15342, 15720, 20456, 25570, 30684, 31440, 38355, 40912, 51140, 61368, 76710, 102280, 122736, 153420, 204560, 306840, 334967, 613680, 669934, 1004901, 1339868, 1674835, 2009802, 2679736, 3349670, 4019604, 5024505, 5359472, 6699340, 8039208, 10049010, 13398680, 16078416, 20098020, 26797360, 40196040, 80392080]

約数ペア:

[(1, 80392080), (2, 40196040), (3, 26797360), (4, 20098020), (5, 16078416), (6, 13398680), (8, 10049010), (10, 8039208), (12, 6699340), (15, 5359472), (16, 5024505), (20, 4019604), (24, 3349670), (30, 2679736), (40, 2009802), (48, 1674835), (60, 1339868), (80, 1004901), (120, 669934), (131, 613680), (240, 334967), (262, 306840), (393, 204560), (524, 153420), (655, 122736), (786, 102280), (1048, 76710), (1310, 61368), (1572, 51140), (1965, 40912), (2096, 38355), (2557, 31440), (2620, 30684), (3144, 25570), (3930, 20456), (5114, 15720), (5240, 15342), (6288, 12785), (7671, 10480), (7860, 10228)]