65216385

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 131459328

約数和(自身を除く): 66242943

約数列:

[1, 3, 5, 9, 13, 15, 23, 37, 39, 45, 65, 69, 111, 115, 117, 131, 185, 195, 207, 299, 333, 345, 393, 481, 555, 585, 655, 851, 897, 1035, 1179, 1443, 1495, 1665, 1703, 1965, 2405, 2553, 2691, 3013, 4255, 4329, 4485, 4847, 5109, 5895, 7215, 7659, 8515, 9039, 11063, 12765, 13455, 14541, 15065, 15327, 21645, 24235, 25545, 27117, 33189, 38295, 39169, 43623, 45195, 55315, 63011, 72705, 76635, 99567, 111481, 117507, 135585, 165945, 189033, 195845, 218115, 315055, 334443, 352521, 497835, 557405, 567099, 587535, 945165, 1003329, 1449253, 1672215, 1762605, 2835495, 4347759, 5016645, 7246265, 13043277, 21738795, 65216385]

約数ペア:

[(1, 65216385), (3, 21738795), (5, 13043277), (9, 7246265), (13, 5016645), (15, 4347759), (23, 2835495), (37, 1762605), (39, 1672215), (45, 1449253), (65, 1003329), (69, 945165), (111, 587535), (115, 567099), (117, 557405), (131, 497835), (185, 352521), (195, 334443), (207, 315055), (299, 218115), (333, 195845), (345, 189033), (393, 165945), (481, 135585), (555, 117507), (585, 111481), (655, 99567), (851, 76635), (897, 72705), (1035, 63011), (1179, 55315), (1443, 45195), (1495, 43623), (1665, 39169), (1703, 38295), (1965, 33189), (2405, 27117), (2553, 25545), (2691, 24235), (3013, 21645), (4255, 15327), (4329, 15065), (4485, 14541), (4847, 13455), (5109, 12765), (5895, 11063), (7215, 9039), (7659, 8515)]