69845140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4483}}^1$

素因数の和:4552

約数の個数: 48

約数和(自身を含む): 158195520

約数和(自身を除く): 88350380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 4483, 7790, 8966, 15580, 17932, 22415, 44830, 85177, 89660, 170354, 183803, 340708, 367606, 425885, 735212, 851770, 919015, 1703540, 1838030, 3492257, 3676060, 6984514, 13969028, 17461285, 34922570, 69845140]

約数ペア:

[(1, 69845140), (2, 34922570), (4, 17461285), (5, 13969028), (10, 6984514), (19, 3676060), (20, 3492257), (38, 1838030), (41, 1703540), (76, 919015), (82, 851770), (95, 735212), (164, 425885), (190, 367606), (205, 340708), (380, 183803), (410, 170354), (779, 89660), (820, 85177), (1558, 44830), (3116, 22415), (3895, 17932), (4483, 15580), (7790, 8966)]