78248560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75239}}^1$

素因数の和:75265

約数の個数: 40

約数和(自身を含む): 195924960

約数和(自身を除く): 117676400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 75239, 150478, 300956, 376195, 601912, 752390, 978107, 1203824, 1504780, 1956214, 3009560, 3912428, 4890535, 6019120, 7824856, 9781070, 15649712, 19562140, 39124280, 78248560]

約数ペア:

[(1, 78248560), (2, 39124280), (4, 19562140), (5, 15649712), (8, 9781070), (10, 7824856), (13, 6019120), (16, 4890535), (20, 3912428), (26, 3009560), (40, 1956214), (52, 1504780), (65, 1203824), (80, 978107), (104, 752390), (130, 601912), (208, 376195), (260, 300956), (520, 150478), (1040, 75239)]