72145060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8951}}^1$

素因数の和:9004

約数の個数: 48

約数和(自身を含む): 168440832

約数和(自身を除く): 96295772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 8951, 17902, 35804, 44755, 89510, 116363, 179020, 232726, 277481, 465452, 554962, 581815, 1109924, 1163630, 1387405, 2327260, 2774810, 3607253, 5549620, 7214506, 14429012, 18036265, 36072530, 72145060]

約数ペア:

[(1, 72145060), (2, 36072530), (4, 18036265), (5, 14429012), (10, 7214506), (13, 5549620), (20, 3607253), (26, 2774810), (31, 2327260), (52, 1387405), (62, 1163630), (65, 1109924), (124, 581815), (130, 554962), (155, 465452), (260, 277481), (310, 232726), (403, 179020), (620, 116363), (806, 89510), (1612, 44755), (2015, 35804), (4030, 17902), (8060, 8951)]