20087101150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{161407}}^1$

素因数の和:161569

約数の個数: 48

約数和(自身を含む): 39628892160

約数和(自身を除く): 19541791010

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 131, 190, 262, 475, 655, 950, 1310, 2489, 3275, 4978, 6550, 12445, 24890, 62225, 124450, 161407, 322814, 807035, 1614070, 3066733, 4035175, 6133466, 8070350, 15333665, 21144317, 30667330, 42288634, 76668325, 105721585, 153336650, 211443170, 401742023, 528607925, 803484046, 1057215850, 2008710115, 4017420230, 10043550575, 20087101150]

約数ペア:

[(1, 20087101150), (2, 10043550575), (5, 4017420230), (10, 2008710115), (19, 1057215850), (25, 803484046), (38, 528607925), (50, 401742023), (95, 211443170), (131, 153336650), (190, 105721585), (262, 76668325), (475, 42288634), (655, 30667330), (950, 21144317), (1310, 15333665), (2489, 8070350), (3275, 6133466), (4978, 4035175), (6550, 3066733), (12445, 1614070), (24890, 807035), (62225, 322814), (124450, 161407)]