38665120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:698

約数の個数: 96

約数和(自身を含む): 101923920

約数和(自身を除く): 63258800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 145, 160, 208, 232, 260, 290, 377, 416, 464, 520, 580, 641, 754, 928, 1040, 1160, 1282, 1508, 1885, 2080, 2320, 2564, 3016, 3205, 3770, 4640, 5128, 6032, 6410, 7540, 8333, 10256, 12064, 12820, 15080, 16666, 18589, 20512, 25640, 30160, 33332, 37178, 41665, 51280, 60320, 66664, 74356, 83330, 92945, 102560, 133328, 148712, 166660, 185890, 241657, 266656, 297424, 333320, 371780, 483314, 594848, 666640, 743560, 966628, 1208285, 1333280, 1487120, 1933256, 2416570, 2974240, 3866512, 4833140, 7733024, 9666280, 19332560, 38665120]

約数ペア:

[(1, 38665120), (2, 19332560), (4, 9666280), (5, 7733024), (8, 4833140), (10, 3866512), (13, 2974240), (16, 2416570), (20, 1933256), (26, 1487120), (29, 1333280), (32, 1208285), (40, 966628), (52, 743560), (58, 666640), (65, 594848), (80, 483314), (104, 371780), (116, 333320), (130, 297424), (145, 266656), (160, 241657), (208, 185890), (232, 166660), (260, 148712), (290, 133328), (377, 102560), (416, 92945), (464, 83330), (520, 74356), (580, 66664), (641, 60320), (754, 51280), (928, 41665), (1040, 37178), (1160, 33332), (1282, 30160), (1508, 25640), (1885, 20512), (2080, 18589), (2320, 16666), (2564, 15080), (3016, 12820), (3205, 12064), (3770, 10256), (4640, 8333), (5128, 7540), (6032, 6410)]