80347040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 199148544

約数和(自身を除く): 118801504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 97, 124, 155, 160, 167, 194, 248, 310, 334, 388, 485, 496, 620, 668, 776, 835, 970, 992, 1240, 1336, 1552, 1670, 1940, 2480, 2672, 3007, 3104, 3340, 3880, 4960, 5177, 5344, 6014, 6680, 7760, 10354, 12028, 13360, 15035, 15520, 16199, 20708, 24056, 25885, 26720, 30070, 32398, 41416, 48112, 51770, 60140, 64796, 80995, 82832, 96224, 103540, 120280, 129592, 161990, 165664, 207080, 240560, 259184, 323980, 414160, 481120, 502169, 518368, 647960, 828320, 1004338, 1295920, 2008676, 2510845, 2591840, 4017352, 5021690, 8034704, 10043380, 16069408, 20086760, 40173520, 80347040]

約数ペア:

[(1, 80347040), (2, 40173520), (4, 20086760), (5, 16069408), (8, 10043380), (10, 8034704), (16, 5021690), (20, 4017352), (31, 2591840), (32, 2510845), (40, 2008676), (62, 1295920), (80, 1004338), (97, 828320), (124, 647960), (155, 518368), (160, 502169), (167, 481120), (194, 414160), (248, 323980), (310, 259184), (334, 240560), (388, 207080), (485, 165664), (496, 161990), (620, 129592), (668, 120280), (776, 103540), (835, 96224), (970, 82832), (992, 80995), (1240, 64796), (1336, 60140), (1552, 51770), (1670, 48112), (1940, 41416), (2480, 32398), (2672, 30070), (3007, 26720), (3104, 25885), (3340, 24056), (3880, 20708), (4960, 16199), (5177, 15520), (5344, 15035), (6014, 13360), (6680, 12028), (7760, 10354)]