648740804860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{11808169}}^1$

素因数の和:11808286

約数の個数: 48

約数和(自身を含む): 1416413607840

約数和(自身を除く): 767672802980

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 335, 410, 670, 820, 1340, 2747, 5494, 10988, 13735, 27470, 54940, 11808169, 23616338, 47232676, 59040845, 118081690, 236163380, 484134929, 791147323, 968269858, 1582294646, 1936539716, 2420674645, 3164589292, 3955736615, 4841349290, 7911473230, 9682698580, 15822946460, 32437040243, 64874080486, 129748160972, 162185201215, 324370402430, 648740804860]

約数ペア:

[(1, 648740804860), (2, 324370402430), (4, 162185201215), (5, 129748160972), (10, 64874080486), (20, 32437040243), (41, 15822946460), (67, 9682698580), (82, 7911473230), (134, 4841349290), (164, 3955736615), (205, 3164589292), (268, 2420674645), (335, 1936539716), (410, 1582294646), (670, 968269858), (820, 791147323), (1340, 484134929), (2747, 236163380), (5494, 118081690), (10988, 59040845), (13735, 47232676), (27470, 23616338), (54940, 11808169)]