157307540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1933}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 357078288

約数和(自身を除く): 199770748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 313, 626, 1252, 1565, 1933, 3130, 3866, 4069, 6260, 7732, 8138, 9665, 16276, 19330, 20345, 25129, 38660, 40690, 50258, 81380, 100516, 125645, 251290, 502580, 605029, 1210058, 2420116, 3025145, 6050290, 7865377, 12100580, 15730754, 31461508, 39326885, 78653770, 157307540]

約数ペア:

[(1, 157307540), (2, 78653770), (4, 39326885), (5, 31461508), (10, 15730754), (13, 12100580), (20, 7865377), (26, 6050290), (52, 3025145), (65, 2420116), (130, 1210058), (260, 605029), (313, 502580), (626, 251290), (1252, 125645), (1565, 100516), (1933, 81380), (3130, 50258), (3866, 40690), (4069, 38660), (6260, 25129), (7732, 20345), (8138, 19330), (9665, 16276)]