47539120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:734

約数の個数: 80

約数和(自身を含む): 118206720

約数和(自身を除く): 70667600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 661, 899, 1160, 1240, 1322, 1798, 2320, 2480, 2644, 3305, 3596, 4495, 5288, 6610, 7192, 8990, 10576, 13220, 14384, 17980, 19169, 20491, 26440, 35960, 38338, 40982, 52880, 71920, 76676, 81964, 95845, 102455, 153352, 163928, 191690, 204910, 306704, 327856, 383380, 409820, 594239, 766760, 819640, 1188478, 1533520, 1639280, 2376956, 2971195, 4753912, 5942390, 9507824, 11884780, 23769560, 47539120]

約数ペア:

[(1, 47539120), (2, 23769560), (4, 11884780), (5, 9507824), (8, 5942390), (10, 4753912), (16, 2971195), (20, 2376956), (29, 1639280), (31, 1533520), (40, 1188478), (58, 819640), (62, 766760), (80, 594239), (116, 409820), (124, 383380), (145, 327856), (155, 306704), (232, 204910), (248, 191690), (290, 163928), (310, 153352), (464, 102455), (496, 95845), (580, 81964), (620, 76676), (661, 71920), (899, 52880), (1160, 40982), (1240, 38338), (1322, 35960), (1798, 26440), (2320, 20491), (2480, 19169), (2644, 17980), (3305, 14384), (3596, 13220), (4495, 10576), (5288, 8990), (6610, 7192)]