12778875025

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{4229}}^1$

素因数の和:4834

約数の個数: 48

約数和(自身を含む): 18731658240

約数和(自身を除く): 5952783215

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 557, 775, 1085, 2785, 3899, 4229, 5425, 13925, 17267, 19495, 21145, 29603, 86335, 97475, 105725, 120869, 131099, 148015, 431675, 604345, 655495, 740075, 917693, 2355553, 3021725, 3277475, 4588465, 11777765, 16488871, 22942325, 58888825, 73022143, 82444355, 365110715, 412221775, 511155001, 1825553575, 2555775005, 12778875025]

約数ペア:

[(1, 12778875025), (5, 2555775005), (7, 1825553575), (25, 511155001), (31, 412221775), (35, 365110715), (155, 82444355), (175, 73022143), (217, 58888825), (557, 22942325), (775, 16488871), (1085, 11777765), (2785, 4588465), (3899, 3277475), (4229, 3021725), (5425, 2355553), (13925, 917693), (17267, 740075), (19495, 655495), (21145, 604345), (29603, 431675), (86335, 148015), (97475, 131099), (105725, 120869)]