54309520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 132848640

約数和(自身を除く): 78539120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 359, 488, 496, 610, 620, 718, 976, 1220, 1240, 1436, 1795, 1891, 2440, 2480, 2872, 3590, 3782, 4880, 5744, 7180, 7564, 9455, 11129, 14360, 15128, 18910, 21899, 22258, 28720, 30256, 37820, 43798, 44516, 55645, 75640, 87596, 89032, 109495, 111290, 151280, 175192, 178064, 218990, 222580, 350384, 437980, 445160, 678869, 875960, 890320, 1357738, 1751920, 2715476, 3394345, 5430952, 6788690, 10861904, 13577380, 27154760, 54309520]

約数ペア:

[(1, 54309520), (2, 27154760), (4, 13577380), (5, 10861904), (8, 6788690), (10, 5430952), (16, 3394345), (20, 2715476), (31, 1751920), (40, 1357738), (61, 890320), (62, 875960), (80, 678869), (122, 445160), (124, 437980), (155, 350384), (244, 222580), (248, 218990), (305, 178064), (310, 175192), (359, 151280), (488, 111290), (496, 109495), (610, 89032), (620, 87596), (718, 75640), (976, 55645), (1220, 44516), (1240, 43798), (1436, 37820), (1795, 30256), (1891, 28720), (2440, 22258), (2480, 21899), (2872, 18910), (3590, 15128), (3782, 14360), (4880, 11129), (5744, 9455), (7180, 7564)]