393250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:52

約数の個数: 48

約数和(自身を含む): 871416

約数和(自身を除く): 478166

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 121, 125, 130, 143, 242, 250, 275, 286, 325, 550, 605, 650, 715, 1210, 1375, 1430, 1573, 1625, 2750, 3025, 3146, 3250, 3575, 6050, 7150, 7865, 15125, 15730, 17875, 30250, 35750, 39325, 78650, 196625, 393250]

約数ペア:

[(1, 393250), (2, 196625), (5, 78650), (10, 39325), (11, 35750), (13, 30250), (22, 17875), (25, 15730), (26, 15125), (50, 7865), (55, 7150), (65, 6050), (110, 3575), (121, 3250), (125, 3146), (130, 3025), (143, 2750), (242, 1625), (250, 1573), (275, 1430), (286, 1375), (325, 1210), (550, 715), (605, 650)]