64457540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 172195632

約数和(自身を除く): 107738092

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 53, 68, 70, 73, 85, 98, 106, 119, 140, 146, 170, 196, 212, 238, 245, 265, 292, 340, 365, 371, 476, 490, 511, 530, 595, 730, 742, 833, 901, 980, 1022, 1060, 1190, 1241, 1460, 1484, 1666, 1802, 1855, 2044, 2380, 2482, 2555, 2597, 3332, 3577, 3604, 3710, 3869, 4165, 4505, 4964, 5110, 5194, 6205, 6307, 7154, 7420, 7738, 8330, 8687, 9010, 10220, 10388, 12410, 12614, 12985, 14308, 15476, 16660, 17374, 17885, 18020, 19345, 24820, 25228, 25970, 27083, 31535, 34748, 35770, 38690, 43435, 44149, 51940, 54166, 60809, 63070, 65773, 71540, 77380, 86870, 88298, 108332, 121618, 126140, 131546, 135415, 173740, 176596, 189581, 220745, 243236, 263092, 270830, 304045, 328865, 379162, 441490, 460411, 541660, 608090, 657730, 758324, 882980, 920822, 947905, 1216180, 1315460, 1841644, 1895810, 2302055, 3222877, 3791620, 4604110, 6445754, 9208220, 12891508, 16114385, 32228770, 64457540]

約数ペア:

[(1, 64457540), (2, 32228770), (4, 16114385), (5, 12891508), (7, 9208220), (10, 6445754), (14, 4604110), (17, 3791620), (20, 3222877), (28, 2302055), (34, 1895810), (35, 1841644), (49, 1315460), (53, 1216180), (68, 947905), (70, 920822), (73, 882980), (85, 758324), (98, 657730), (106, 608090), (119, 541660), (140, 460411), (146, 441490), (170, 379162), (196, 328865), (212, 304045), (238, 270830), (245, 263092), (265, 243236), (292, 220745), (340, 189581), (365, 176596), (371, 173740), (476, 135415), (490, 131546), (511, 126140), (530, 121618), (595, 108332), (730, 88298), (742, 86870), (833, 77380), (901, 71540), (980, 65773), (1022, 63070), (1060, 60809), (1190, 54166), (1241, 51940), (1460, 44149), (1484, 43435), (1666, 38690), (1802, 35770), (1855, 34748), (2044, 31535), (2380, 27083), (2482, 25970), (2555, 25228), (2597, 24820), (3332, 19345), (3577, 18020), (3604, 17885), (3710, 17374), (3869, 16660), (4165, 15476), (4505, 14308), (4964, 12985), (5110, 12614), (5194, 12410), (6205, 10388), (6307, 10220), (7154, 9010), (7420, 8687), (7738, 8330)]