90900420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{116539}}^1$

素因数の和:116564

約数の個数: 48

約数和(自身を含む): 274102080

約数和(自身を除く): 183201660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 116539, 233078, 349617, 466156, 582695, 699234, 1165390, 1398468, 1515007, 1748085, 2330780, 3030014, 3496170, 4545021, 6060028, 6992340, 7575035, 9090042, 15150070, 18180084, 22725105, 30300140, 45450210, 90900420]

約数ペア:

[(1, 90900420), (2, 45450210), (3, 30300140), (4, 22725105), (5, 18180084), (6, 15150070), (10, 9090042), (12, 7575035), (13, 6992340), (15, 6060028), (20, 4545021), (26, 3496170), (30, 3030014), (39, 2330780), (52, 1748085), (60, 1515007), (65, 1398468), (78, 1165390), (130, 699234), (156, 582695), (195, 466156), (260, 349617), (390, 233078), (780, 116539)]