145201520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58549}}^1$

素因数の和:58593

約数の個数: 40

約数和(自身を含む): 348489600

約数和(自身を除く): 203288080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 58549, 117098, 234196, 292745, 468392, 585490, 936784, 1170980, 1815019, 2341960, 3630038, 4683920, 7260076, 9075095, 14520152, 18150190, 29040304, 36300380, 72600760, 145201520]

約数ペア:

[(1, 145201520), (2, 72600760), (4, 36300380), (5, 29040304), (8, 18150190), (10, 14520152), (16, 9075095), (20, 7260076), (31, 4683920), (40, 3630038), (62, 2341960), (80, 1815019), (124, 1170980), (155, 936784), (248, 585490), (310, 468392), (496, 292745), (620, 234196), (1240, 117098), (2480, 58549)]