390116025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3253}}^1$

素因数の和:3323

約数の個数: 72

約数和(自身を含む): 771080856

約数和(自身を除く): 380964831

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 41, 45, 65, 75, 117, 123, 195, 205, 225, 325, 369, 533, 585, 615, 975, 1025, 1599, 1845, 2665, 2925, 3075, 3253, 4797, 7995, 9225, 9759, 13325, 16265, 23985, 29277, 39975, 42289, 48795, 81325, 119925, 126867, 133373, 146385, 211445, 243975, 380601, 400119, 634335, 666865, 731925, 1057225, 1200357, 1733849, 1903005, 2000595, 3171675, 3334325, 5201547, 6001785, 8669245, 9515025, 10002975, 15604641, 26007735, 30008925, 43346225, 78023205, 130038675, 390116025]

約数ペア:

[(1, 390116025), (3, 130038675), (5, 78023205), (9, 43346225), (13, 30008925), (15, 26007735), (25, 15604641), (39, 10002975), (41, 9515025), (45, 8669245), (65, 6001785), (75, 5201547), (117, 3334325), (123, 3171675), (195, 2000595), (205, 1903005), (225, 1733849), (325, 1200357), (369, 1057225), (533, 731925), (585, 666865), (615, 634335), (975, 400119), (1025, 380601), (1599, 243975), (1845, 211445), (2665, 146385), (2925, 133373), (3075, 126867), (3253, 119925), (4797, 81325), (7995, 48795), (9225, 42289), (9759, 39975), (13325, 29277), (16265, 23985)]