64352620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 153216000

約数和(自身を除く): 88863380

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 37, 38, 46, 74, 76, 92, 95, 115, 148, 185, 190, 199, 230, 370, 380, 398, 437, 460, 703, 740, 796, 851, 874, 995, 1406, 1702, 1748, 1990, 2185, 2812, 3404, 3515, 3781, 3980, 4255, 4370, 4577, 7030, 7363, 7562, 8510, 8740, 9154, 14060, 14726, 15124, 16169, 17020, 18308, 18905, 22885, 29452, 32338, 36815, 37810, 45770, 64676, 73630, 75620, 80845, 86963, 91540, 139897, 147260, 161690, 169349, 173926, 279794, 323380, 338698, 347852, 434815, 559588, 677396, 699485, 846745, 869630, 1398970, 1693490, 1739260, 2797940, 3217631, 3386980, 6435262, 12870524, 16088155, 32176310, 64352620]

約数ペア:

[(1, 64352620), (2, 32176310), (4, 16088155), (5, 12870524), (10, 6435262), (19, 3386980), (20, 3217631), (23, 2797940), (37, 1739260), (38, 1693490), (46, 1398970), (74, 869630), (76, 846745), (92, 699485), (95, 677396), (115, 559588), (148, 434815), (185, 347852), (190, 338698), (199, 323380), (230, 279794), (370, 173926), (380, 169349), (398, 161690), (437, 147260), (460, 139897), (703, 91540), (740, 86963), (796, 80845), (851, 75620), (874, 73630), (995, 64676), (1406, 45770), (1702, 37810), (1748, 36815), (1990, 32338), (2185, 29452), (2812, 22885), (3404, 18905), (3515, 18308), (3781, 17020), (3980, 16169), (4255, 15124), (4370, 14726), (4577, 14060), (7030, 9154), (7363, 8740), (7562, 8510)]