1254333470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{761}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 2519354880

約数和(自身を除く): 1265021410

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 409, 761, 806, 818, 1522, 2015, 2045, 3805, 4030, 4090, 5317, 7610, 9893, 10634, 12679, 19786, 23591, 25358, 26585, 47182, 49465, 53170, 63395, 98930, 117955, 126790, 164827, 235910, 306683, 311249, 329654, 613366, 622498, 824135, 1533415, 1556245, 1648270, 3066830, 3112490, 4046237, 8092474, 9648719, 19297438, 20231185, 40462370, 48243595, 96487190, 125433347, 250866694, 627166735, 1254333470]

約数ペア:

[(1, 1254333470), (2, 627166735), (5, 250866694), (10, 125433347), (13, 96487190), (26, 48243595), (31, 40462370), (62, 20231185), (65, 19297438), (130, 9648719), (155, 8092474), (310, 4046237), (403, 3112490), (409, 3066830), (761, 1648270), (806, 1556245), (818, 1533415), (1522, 824135), (2015, 622498), (2045, 613366), (3805, 329654), (4030, 311249), (4090, 306683), (5317, 235910), (7610, 164827), (9893, 126790), (10634, 117955), (12679, 98930), (19786, 63395), (23591, 53170), (25358, 49465), (26585, 47182)]