72561335

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 115153920

約数和(自身を除く): 42592585

約数列:

[1, 5, 7, 11, 29, 35, 55, 67, 77, 97, 145, 203, 319, 335, 385, 469, 485, 679, 737, 1015, 1067, 1595, 1943, 2233, 2345, 2813, 3395, 3685, 5159, 5335, 6499, 7469, 9715, 11165, 13601, 14065, 19691, 21373, 25795, 30943, 32495, 37345, 45493, 68005, 71489, 98455, 106865, 149611, 154715, 188471, 216601, 227465, 357445, 500423, 748055, 942355, 1083005, 1319297, 2073181, 2502115, 6596485, 10365905, 14512267, 72561335]

約数ペア:

[(1, 72561335), (5, 14512267), (7, 10365905), (11, 6596485), (29, 2502115), (35, 2073181), (55, 1319297), (67, 1083005), (77, 942355), (97, 748055), (145, 500423), (203, 357445), (319, 227465), (335, 216601), (385, 188471), (469, 154715), (485, 149611), (679, 106865), (737, 98455), (1015, 71489), (1067, 68005), (1595, 45493), (1943, 37345), (2233, 32495), (2345, 30943), (2813, 25795), (3395, 21373), (3685, 19691), (5159, 14065), (5335, 13601), (6499, 11165), (7469, 9715)]