2008457750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 4284064512

約数和(自身を除く): 2275606762

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 97, 115, 125, 130, 194, 230, 250, 277, 299, 325, 485, 554, 575, 598, 650, 970, 1150, 1261, 1385, 1495, 1625, 2231, 2425, 2522, 2770, 2875, 2990, 3250, 3601, 4462, 4850, 5750, 6305, 6371, 6925, 7202, 7475, 11155, 12125, 12610, 12742, 13850, 14950, 18005, 22310, 24250, 26869, 29003, 31525, 31855, 34625, 36010, 37375, 53738, 55775, 58006, 63050, 63710, 69250, 74750, 82823, 90025, 111550, 134345, 145015, 157625, 159275, 165646, 180050, 268690, 278875, 290030, 315250, 318550, 349297, 414115, 450125, 557750, 617987, 671725, 698594, 725075, 796375, 828230, 900250, 1235974, 1343450, 1450150, 1592750, 1746485, 2070575, 3089935, 3358625, 3492970, 3625375, 4141150, 6179870, 6717250, 7250750, 8033831, 8732425, 10352875, 15449675, 16067662, 17464850, 20705750, 30899350, 40169155, 43662125, 77248375, 80338310, 87324250, 154496750, 200845775, 401691550, 1004228875, 2008457750]

約数ペア:

[(1, 2008457750), (2, 1004228875), (5, 401691550), (10, 200845775), (13, 154496750), (23, 87324250), (25, 80338310), (26, 77248375), (46, 43662125), (50, 40169155), (65, 30899350), (97, 20705750), (115, 17464850), (125, 16067662), (130, 15449675), (194, 10352875), (230, 8732425), (250, 8033831), (277, 7250750), (299, 6717250), (325, 6179870), (485, 4141150), (554, 3625375), (575, 3492970), (598, 3358625), (650, 3089935), (970, 2070575), (1150, 1746485), (1261, 1592750), (1385, 1450150), (1495, 1343450), (1625, 1235974), (2231, 900250), (2425, 828230), (2522, 796375), (2770, 725075), (2875, 698594), (2990, 671725), (3250, 617987), (3601, 557750), (4462, 450125), (4850, 414115), (5750, 349297), (6305, 318550), (6371, 315250), (6925, 290030), (7202, 278875), (7475, 268690), (11155, 180050), (12125, 165646), (12610, 159275), (12742, 157625), (13850, 145015), (14950, 134345), (18005, 111550), (22310, 90025), (24250, 82823), (26869, 74750), (29003, 69250), (31525, 63710), (31855, 63050), (34625, 58006), (36010, 55775), (37375, 53738)]