42157921000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{3299}}^1$

素因数の和:4316

約数の個数: 128

約数和(自身を含む): 106378272000

約数和(自身を除く): 64220351000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 983, 1000, 1300, 1625, 1966, 2600, 3250, 3299, 3932, 4915, 6500, 6598, 7864, 9830, 12779, 13000, 13196, 16495, 19660, 24575, 25558, 26392, 32990, 39320, 42887, 49150, 51116, 63895, 65980, 82475, 85774, 98300, 102232, 122875, 127790, 131960, 164950, 171548, 196600, 214435, 245750, 255580, 319475, 329900, 343096, 412375, 428870, 491500, 511160, 638950, 659800, 824750, 857740, 983000, 1072175, 1277900, 1597375, 1649500, 1715480, 2144350, 2555800, 3194750, 3242917, 3299000, 4288700, 5360875, 6389500, 6485834, 8577400, 10721750, 12779000, 12971668, 16214585, 21443500, 25943336, 32429170, 42157921, 42887000, 64858340, 81072925, 84315842, 129716680, 162145850, 168631684, 210789605, 324291700, 337263368, 405364625, 421579210, 648583400, 810729250, 843158420, 1053948025, 1621458500, 1686316840, 2107896050, 3242917000, 4215792100, 5269740125, 8431584200, 10539480250, 21078960500, 42157921000]

約数ペア:

[(1, 42157921000), (2, 21078960500), (4, 10539480250), (5, 8431584200), (8, 5269740125), (10, 4215792100), (13, 3242917000), (20, 2107896050), (25, 1686316840), (26, 1621458500), (40, 1053948025), (50, 843158420), (52, 810729250), (65, 648583400), (100, 421579210), (104, 405364625), (125, 337263368), (130, 324291700), (200, 210789605), (250, 168631684), (260, 162145850), (325, 129716680), (500, 84315842), (520, 81072925), (650, 64858340), (983, 42887000), (1000, 42157921), (1300, 32429170), (1625, 25943336), (1966, 21443500), (2600, 16214585), (3250, 12971668), (3299, 12779000), (3932, 10721750), (4915, 8577400), (6500, 6485834), (6598, 6389500), (7864, 5360875), (9830, 4288700), (12779, 3299000), (13000, 3242917), (13196, 3194750), (16495, 2555800), (19660, 2144350), (24575, 1715480), (25558, 1649500), (26392, 1597375), (32990, 1277900), (39320, 1072175), (42887, 983000), (49150, 857740), (51116, 824750), (63895, 659800), (65980, 638950), (82475, 511160), (85774, 491500), (98300, 428870), (102232, 412375), (122875, 343096), (127790, 329900), (131960, 319475), (164950, 255580), (171548, 245750), (196600, 214435)]