28540547360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{54667}}^1$

素因数の和:54946

約数の個数: 96

約数和(自身を含む): 72904370112

約数和(自身を除く): 44363822752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 251, 260, 416, 502, 520, 1004, 1040, 1255, 2008, 2080, 2510, 3263, 4016, 5020, 6526, 8032, 10040, 13052, 16315, 20080, 26104, 32630, 40160, 52208, 54667, 65260, 104416, 109334, 130520, 218668, 261040, 273335, 437336, 522080, 546670, 710671, 874672, 1093340, 1421342, 1749344, 2186680, 2842684, 3553355, 4373360, 5685368, 7106710, 8746720, 11370736, 13721417, 14213420, 22741472, 27442834, 28426840, 54885668, 56853680, 68607085, 109771336, 113707360, 137214170, 178378421, 219542672, 274428340, 356756842, 439085344, 548856680, 713513684, 891892105, 1097713360, 1427027368, 1783784210, 2195426720, 2854054736, 3567568420, 5708109472, 7135136840, 14270273680, 28540547360]

約数ペア:

[(1, 28540547360), (2, 14270273680), (4, 7135136840), (5, 5708109472), (8, 3567568420), (10, 2854054736), (13, 2195426720), (16, 1783784210), (20, 1427027368), (26, 1097713360), (32, 891892105), (40, 713513684), (52, 548856680), (65, 439085344), (80, 356756842), (104, 274428340), (130, 219542672), (160, 178378421), (208, 137214170), (251, 113707360), (260, 109771336), (416, 68607085), (502, 56853680), (520, 54885668), (1004, 28426840), (1040, 27442834), (1255, 22741472), (2008, 14213420), (2080, 13721417), (2510, 11370736), (3263, 8746720), (4016, 7106710), (5020, 5685368), (6526, 4373360), (8032, 3553355), (10040, 2842684), (13052, 2186680), (16315, 1749344), (20080, 1421342), (26104, 1093340), (32630, 874672), (40160, 710671), (52208, 546670), (54667, 522080), (65260, 437336), (104416, 273335), (109334, 261040), (130520, 218668)]