72988379955

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{4519}}^1$

素因数の和:5081

約数の個数: 96

約数和(自身を含む): 137379939840

約数和(自身を除く): 64391559885

約数列:

[1, 3, 5, 9, 15, 17, 43, 45, 51, 85, 129, 153, 215, 255, 387, 491, 645, 731, 765, 1473, 1935, 2193, 2455, 3655, 4419, 4519, 6579, 7365, 8347, 10965, 13557, 21113, 22095, 22595, 25041, 32895, 40671, 41735, 63339, 67785, 75123, 76823, 105565, 125205, 190017, 194317, 203355, 230469, 316695, 358921, 375615, 384115, 582951, 691407, 950085, 971585, 1076763, 1152345, 1748853, 1794605, 2218829, 2914755, 3230289, 3303389, 3457035, 5383815, 6656487, 8744265, 9910167, 11094145, 16151445, 16516945, 19969461, 29730501, 33282435, 37720093, 49550835, 95409647, 99847305, 113160279, 148652505, 188600465, 286228941, 339480837, 477048235, 565801395, 858686823, 1431144705, 1621963999, 1697404185, 4293434115, 4865891997, 8109819995, 14597675991, 24329459985, 72988379955]

約数ペア:

[(1, 72988379955), (3, 24329459985), (5, 14597675991), (9, 8109819995), (15, 4865891997), (17, 4293434115), (43, 1697404185), (45, 1621963999), (51, 1431144705), (85, 858686823), (129, 565801395), (153, 477048235), (215, 339480837), (255, 286228941), (387, 188600465), (491, 148652505), (645, 113160279), (731, 99847305), (765, 95409647), (1473, 49550835), (1935, 37720093), (2193, 33282435), (2455, 29730501), (3655, 19969461), (4419, 16516945), (4519, 16151445), (6579, 11094145), (7365, 9910167), (8347, 8744265), (10965, 6656487), (13557, 5383815), (21113, 3457035), (22095, 3303389), (22595, 3230289), (25041, 2914755), (32895, 2218829), (40671, 1794605), (41735, 1748853), (63339, 1152345), (67785, 1076763), (75123, 971585), (76823, 950085), (105565, 691407), (125205, 582951), (190017, 384115), (194317, 375615), (203355, 358921), (230469, 316695)]