129202580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{761}}^1$

素因数の和:1436

約数の個数: 48

約数和(自身を含む): 293028624

約数和(自身を除く): 163826044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 653, 761, 1306, 1522, 2612, 3044, 3265, 3805, 6530, 7610, 8489, 9893, 13060, 15220, 16978, 19786, 33956, 39572, 42445, 49465, 84890, 98930, 169780, 197860, 496933, 993866, 1987732, 2484665, 4969330, 6460129, 9938660, 12920258, 25840516, 32300645, 64601290, 129202580]

約数ペア:

[(1, 129202580), (2, 64601290), (4, 32300645), (5, 25840516), (10, 12920258), (13, 9938660), (20, 6460129), (26, 4969330), (52, 2484665), (65, 1987732), (130, 993866), (260, 496933), (653, 197860), (761, 169780), (1306, 98930), (1522, 84890), (2612, 49465), (3044, 42445), (3265, 39572), (3805, 33956), (6530, 19786), (7610, 16978), (8489, 15220), (9893, 13060)]