64723620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{491}}^1$

素因数の和:542

約数の個数: 96

約数和(自身を含む): 196721280

約数和(自身を除く): 131997660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 491, 507, 676, 780, 845, 982, 1014, 1473, 1690, 1964, 2028, 2197, 2455, 2535, 2946, 3380, 4394, 4910, 5070, 5892, 6383, 6591, 7365, 8788, 9820, 10140, 10985, 12766, 13182, 14730, 19149, 21970, 25532, 26364, 29460, 31915, 32955, 38298, 43940, 63830, 65910, 76596, 82979, 95745, 127660, 131820, 165958, 191490, 248937, 331916, 382980, 414895, 497874, 829790, 995748, 1078727, 1244685, 1659580, 2157454, 2489370, 3236181, 4314908, 4978740, 5393635, 6472362, 10787270, 12944724, 16180905, 21574540, 32361810, 64723620]

約数ペア:

[(1, 64723620), (2, 32361810), (3, 21574540), (4, 16180905), (5, 12944724), (6, 10787270), (10, 6472362), (12, 5393635), (13, 4978740), (15, 4314908), (20, 3236181), (26, 2489370), (30, 2157454), (39, 1659580), (52, 1244685), (60, 1078727), (65, 995748), (78, 829790), (130, 497874), (156, 414895), (169, 382980), (195, 331916), (260, 248937), (338, 191490), (390, 165958), (491, 131820), (507, 127660), (676, 95745), (780, 82979), (845, 76596), (982, 65910), (1014, 63830), (1473, 43940), (1690, 38298), (1964, 32955), (2028, 31915), (2197, 29460), (2455, 26364), (2535, 25532), (2946, 21970), (3380, 19149), (4394, 14730), (4910, 13182), (5070, 12766), (5892, 10985), (6383, 10140), (6591, 9820), (7365, 8788)]