255611830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{241}}^1\times {\mathrm{367}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 492123456

約数和(自身を除く): 236511626

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 241, 289, 367, 482, 578, 734, 1205, 1445, 1835, 2410, 2890, 3670, 4097, 6239, 8194, 12478, 20485, 31195, 40970, 62390, 69649, 88447, 106063, 139298, 176894, 212126, 348245, 442235, 530315, 696490, 884470, 1060630, 1503599, 3007198, 7517995, 15035990, 25561183, 51122366, 127805915, 255611830]

約数ペア:

[(1, 255611830), (2, 127805915), (5, 51122366), (10, 25561183), (17, 15035990), (34, 7517995), (85, 3007198), (170, 1503599), (241, 1060630), (289, 884470), (367, 696490), (482, 530315), (578, 442235), (734, 348245), (1205, 212126), (1445, 176894), (1835, 139298), (2410, 106063), (2890, 88447), (3670, 69649), (4097, 62390), (6239, 40970), (8194, 31195), (12478, 20485)]