977105090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:516

約数の個数: 128

約数和(自身を含む): 2142443520

約数和(自身を除く): 1165338430

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 47, 65, 85, 94, 115, 130, 170, 221, 230, 235, 299, 391, 409, 442, 470, 598, 611, 782, 799, 818, 1081, 1105, 1222, 1495, 1598, 1955, 2045, 2162, 2210, 2990, 3055, 3910, 3995, 4090, 5083, 5317, 5405, 6110, 6953, 7990, 9407, 10166, 10387, 10634, 10810, 13906, 14053, 18377, 18814, 19223, 20774, 25415, 26585, 28106, 34765, 36754, 38446, 47035, 50830, 51935, 53170, 69530, 70265, 90389, 91885, 94070, 96115, 103870, 122291, 140530, 159919, 180778, 183770, 192230, 238901, 244582, 249899, 319838, 326791, 442129, 451945, 477802, 499798, 611455, 653582, 799595, 884258, 903890, 1194505, 1222910, 1249495, 1599190, 1633955, 2078947, 2210645, 2389010, 2498990, 3267910, 4157894, 4248283, 4421290, 5747677, 7516193, 8496566, 10394735, 11495354, 15032386, 20789470, 21241415, 28738385, 37580965, 42482830, 57476770, 75161930, 97710509, 195421018, 488552545, 977105090]

約数ペア:

[(1, 977105090), (2, 488552545), (5, 195421018), (10, 97710509), (13, 75161930), (17, 57476770), (23, 42482830), (26, 37580965), (34, 28738385), (46, 21241415), (47, 20789470), (65, 15032386), (85, 11495354), (94, 10394735), (115, 8496566), (130, 7516193), (170, 5747677), (221, 4421290), (230, 4248283), (235, 4157894), (299, 3267910), (391, 2498990), (409, 2389010), (442, 2210645), (470, 2078947), (598, 1633955), (611, 1599190), (782, 1249495), (799, 1222910), (818, 1194505), (1081, 903890), (1105, 884258), (1222, 799595), (1495, 653582), (1598, 611455), (1955, 499798), (2045, 477802), (2162, 451945), (2210, 442129), (2990, 326791), (3055, 319838), (3910, 249899), (3995, 244582), (4090, 238901), (5083, 192230), (5317, 183770), (5405, 180778), (6110, 159919), (6953, 140530), (7990, 122291), (9407, 103870), (10166, 96115), (10387, 94070), (10634, 91885), (10810, 90389), (13906, 70265), (14053, 69530), (18377, 53170), (18814, 51935), (19223, 50830), (20774, 47035), (25415, 38446), (26585, 36754), (28106, 34765)]