28165260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:603

約数の個数: 96

約数和(自身を含む): 85240512

約数和(自身を除く): 57075252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 53, 60, 68, 85, 102, 106, 159, 170, 204, 212, 255, 265, 318, 340, 510, 521, 530, 636, 795, 901, 1020, 1042, 1060, 1563, 1590, 1802, 2084, 2605, 2703, 3126, 3180, 3604, 4505, 5210, 5406, 6252, 7815, 8857, 9010, 10420, 10812, 13515, 15630, 17714, 18020, 26571, 27030, 27613, 31260, 35428, 44285, 53142, 54060, 55226, 82839, 88570, 106284, 110452, 132855, 138065, 165678, 177140, 265710, 276130, 331356, 414195, 469421, 531420, 552260, 828390, 938842, 1408263, 1656780, 1877684, 2347105, 2816526, 4694210, 5633052, 7041315, 9388420, 14082630, 28165260]

約数ペア:

[(1, 28165260), (2, 14082630), (3, 9388420), (4, 7041315), (5, 5633052), (6, 4694210), (10, 2816526), (12, 2347105), (15, 1877684), (17, 1656780), (20, 1408263), (30, 938842), (34, 828390), (51, 552260), (53, 531420), (60, 469421), (68, 414195), (85, 331356), (102, 276130), (106, 265710), (159, 177140), (170, 165678), (204, 138065), (212, 132855), (255, 110452), (265, 106284), (318, 88570), (340, 82839), (510, 55226), (521, 54060), (530, 53142), (636, 44285), (795, 35428), (901, 31260), (1020, 27613), (1042, 27030), (1060, 26571), (1563, 18020), (1590, 17714), (1802, 15630), (2084, 13515), (2605, 10812), (2703, 10420), (3126, 9010), (3180, 8857), (3604, 7815), (4505, 6252), (5210, 5406)]