64160080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:716

約数の個数: 80

約数和(自身を含む): 157989888

約数和(自身を除く): 93829808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 631, 656, 820, 1240, 1262, 1271, 1640, 2480, 2524, 2542, 3155, 3280, 5048, 5084, 6310, 6355, 10096, 10168, 12620, 12710, 19561, 20336, 25240, 25420, 25871, 39122, 50480, 50840, 51742, 78244, 97805, 101680, 103484, 129355, 156488, 195610, 206968, 258710, 312976, 391220, 413936, 517420, 782440, 802001, 1034840, 1564880, 1604002, 2069680, 3208004, 4010005, 6416008, 8020010, 12832016, 16040020, 32080040, 64160080]

約数ペア:

[(1, 64160080), (2, 32080040), (4, 16040020), (5, 12832016), (8, 8020010), (10, 6416008), (16, 4010005), (20, 3208004), (31, 2069680), (40, 1604002), (41, 1564880), (62, 1034840), (80, 802001), (82, 782440), (124, 517420), (155, 413936), (164, 391220), (205, 312976), (248, 258710), (310, 206968), (328, 195610), (410, 156488), (496, 129355), (620, 103484), (631, 101680), (656, 97805), (820, 78244), (1240, 51742), (1262, 50840), (1271, 50480), (1640, 39122), (2480, 25871), (2524, 25420), (2542, 25240), (3155, 20336), (3280, 19561), (5048, 12710), (5084, 12620), (6310, 10168), (6355, 10096)]