117707980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3257}}^1$

素因数の和:3418

約数の個数: 48

約数和(自身を含む): 268198560

約数和(自身を除く): 150490580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 3257, 3614, 6514, 7228, 9035, 13028, 16285, 18070, 32570, 36140, 42341, 65140, 84682, 169364, 211705, 423410, 452723, 846820, 905446, 1810892, 2263615, 4527230, 5885399, 9054460, 11770798, 23541596, 29426995, 58853990, 117707980]

約数ペア:

[(1, 117707980), (2, 58853990), (4, 29426995), (5, 23541596), (10, 11770798), (13, 9054460), (20, 5885399), (26, 4527230), (52, 2263615), (65, 1810892), (130, 905446), (139, 846820), (260, 452723), (278, 423410), (556, 211705), (695, 169364), (1390, 84682), (1807, 65140), (2780, 42341), (3257, 36140), (3614, 32570), (6514, 18070), (7228, 16285), (9035, 13028)]