51638560

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 130636800

約数和(自身を除く): 78998240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 80, 116, 124, 145, 155, 160, 232, 248, 290, 310, 359, 464, 496, 580, 620, 718, 899, 928, 992, 1160, 1240, 1436, 1795, 1798, 2320, 2480, 2872, 3590, 3596, 4495, 4640, 4960, 5744, 7180, 7192, 8990, 10411, 11129, 11488, 14360, 14384, 17980, 20822, 22258, 28720, 28768, 35960, 41644, 44516, 52055, 55645, 57440, 71920, 83288, 89032, 104110, 111290, 143840, 166576, 178064, 208220, 222580, 322741, 333152, 356128, 416440, 445160, 645482, 832880, 890320, 1290964, 1613705, 1665760, 1780640, 2581928, 3227410, 5163856, 6454820, 10327712, 12909640, 25819280, 51638560]

約数ペア:

[(1, 51638560), (2, 25819280), (4, 12909640), (5, 10327712), (8, 6454820), (10, 5163856), (16, 3227410), (20, 2581928), (29, 1780640), (31, 1665760), (32, 1613705), (40, 1290964), (58, 890320), (62, 832880), (80, 645482), (116, 445160), (124, 416440), (145, 356128), (155, 333152), (160, 322741), (232, 222580), (248, 208220), (290, 178064), (310, 166576), (359, 143840), (464, 111290), (496, 104110), (580, 89032), (620, 83288), (718, 71920), (899, 57440), (928, 55645), (992, 52055), (1160, 44516), (1240, 41644), (1436, 35960), (1795, 28768), (1798, 28720), (2320, 22258), (2480, 20822), (2872, 17980), (3590, 14384), (3596, 14360), (4495, 11488), (4640, 11129), (4960, 10411), (5744, 8990), (7180, 7192)]