42900280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1264

約数の個数: 64

約数和(自身を含む): 103161600

約数和(自身を除く): 60261320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1193, 1240, 1798, 2386, 3596, 4495, 4772, 5965, 7192, 8990, 9544, 11930, 17980, 23860, 34597, 35960, 36983, 47720, 69194, 73966, 138388, 147932, 172985, 184915, 276776, 295864, 345970, 369830, 691940, 739660, 1072507, 1383880, 1479320, 2145014, 4290028, 5362535, 8580056, 10725070, 21450140, 42900280]

約数ペア:

[(1, 42900280), (2, 21450140), (4, 10725070), (5, 8580056), (8, 5362535), (10, 4290028), (20, 2145014), (29, 1479320), (31, 1383880), (40, 1072507), (58, 739660), (62, 691940), (116, 369830), (124, 345970), (145, 295864), (155, 276776), (232, 184915), (248, 172985), (290, 147932), (310, 138388), (580, 73966), (620, 69194), (899, 47720), (1160, 36983), (1193, 35960), (1240, 34597), (1798, 23860), (2386, 17980), (3596, 11930), (4495, 9544), (4772, 8990), (5965, 7192)]