64401700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 153990144

約数和(自身を除く): 89588444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 127, 220, 254, 275, 461, 508, 550, 635, 922, 1100, 1270, 1397, 1844, 2305, 2540, 2794, 3175, 4610, 5071, 5588, 6350, 6985, 9220, 10142, 11525, 12700, 13970, 20284, 23050, 25355, 27940, 34925, 46100, 50710, 58547, 69850, 101420, 117094, 126775, 139700, 234188, 253550, 292735, 507100, 585470, 644017, 1170940, 1288034, 1463675, 2576068, 2927350, 3220085, 5854700, 6440170, 12880340, 16100425, 32200850, 64401700]

約数ペア:

[(1, 64401700), (2, 32200850), (4, 16100425), (5, 12880340), (10, 6440170), (11, 5854700), (20, 3220085), (22, 2927350), (25, 2576068), (44, 1463675), (50, 1288034), (55, 1170940), (100, 644017), (110, 585470), (127, 507100), (220, 292735), (254, 253550), (275, 234188), (461, 139700), (508, 126775), (550, 117094), (635, 101420), (922, 69850), (1100, 58547), (1270, 50710), (1397, 46100), (1844, 34925), (2305, 27940), (2540, 25355), (2794, 23050), (3175, 20284), (4610, 13970), (5071, 12700), (5588, 11525), (6350, 10142), (6985, 9220)]