29125120

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:421

約数の個数: 80

約数和(自身を含む): 72281088

約数和(自身を除く): 43155968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 367, 496, 512, 620, 640, 734, 992, 1240, 1280, 1468, 1835, 1984, 2480, 2560, 2936, 3670, 3968, 4960, 5872, 7340, 7936, 9920, 11377, 11744, 14680, 15872, 19840, 22754, 23488, 29360, 39680, 45508, 46976, 56885, 58720, 79360, 91016, 93952, 113770, 117440, 182032, 187904, 227540, 234880, 364064, 455080, 469760, 728128, 910160, 939520, 1456256, 1820320, 2912512, 3640640, 5825024, 7281280, 14562560, 29125120]

約数ペア:

[(1, 29125120), (2, 14562560), (4, 7281280), (5, 5825024), (8, 3640640), (10, 2912512), (16, 1820320), (20, 1456256), (31, 939520), (32, 910160), (40, 728128), (62, 469760), (64, 455080), (80, 364064), (124, 234880), (128, 227540), (155, 187904), (160, 182032), (248, 117440), (256, 113770), (310, 93952), (320, 91016), (367, 79360), (496, 58720), (512, 56885), (620, 46976), (640, 45508), (734, 39680), (992, 29360), (1240, 23488), (1280, 22754), (1468, 19840), (1835, 15872), (1984, 14680), (2480, 11744), (2560, 11377), (2936, 9920), (3670, 7936), (3968, 7340), (4960, 5872)]