148968560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143239}}^1$

素因数の和:143265

約数の個数: 40

約数和(自身を含む): 372996960

約数和(自身を除く): 224028400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 143239, 286478, 572956, 716195, 1145912, 1432390, 1862107, 2291824, 2864780, 3724214, 5729560, 7448428, 9310535, 11459120, 14896856, 18621070, 29793712, 37242140, 74484280, 148968560]

約数ペア:

[(1, 148968560), (2, 74484280), (4, 37242140), (5, 29793712), (8, 18621070), (10, 14896856), (13, 11459120), (16, 9310535), (20, 7448428), (26, 5729560), (40, 3724214), (52, 2864780), (65, 2291824), (80, 1862107), (104, 1432390), (130, 1145912), (208, 716195), (260, 572956), (520, 286478), (1040, 143239)]