40811745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 73995264

約数和(自身を除く): 33183519

約数列:

[1, 3, 5, 13, 15, 39, 47, 61, 65, 73, 141, 183, 195, 219, 235, 305, 365, 611, 705, 793, 915, 949, 1095, 1833, 2379, 2847, 2867, 3055, 3431, 3965, 4453, 4745, 8601, 9165, 10293, 11895, 13359, 14235, 14335, 17155, 22265, 37271, 43005, 44603, 51465, 57889, 66795, 111813, 133809, 173667, 186355, 209291, 223015, 289445, 559065, 627873, 669045, 868335, 1046455, 2720783, 3139365, 8162349, 13603915, 40811745]

約数ペア:

[(1, 40811745), (3, 13603915), (5, 8162349), (13, 3139365), (15, 2720783), (39, 1046455), (47, 868335), (61, 669045), (65, 627873), (73, 559065), (141, 289445), (183, 223015), (195, 209291), (219, 186355), (235, 173667), (305, 133809), (365, 111813), (611, 66795), (705, 57889), (793, 51465), (915, 44603), (949, 43005), (1095, 37271), (1833, 22265), (2379, 17155), (2847, 14335), (2867, 14235), (3055, 13359), (3431, 11895), (3965, 10293), (4453, 9165), (4745, 8601)]