65005980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83341}}^1$

素因数の和:83366

約数の個数: 48

約数和(自身を含む): 196020384

約数和(自身を除く): 131014404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 83341, 166682, 250023, 333364, 416705, 500046, 833410, 1000092, 1083433, 1250115, 1666820, 2166866, 2500230, 3250299, 4333732, 5000460, 5417165, 6500598, 10834330, 13001196, 16251495, 21668660, 32502990, 65005980]

約数ペア:

[(1, 65005980), (2, 32502990), (3, 21668660), (4, 16251495), (5, 13001196), (6, 10834330), (10, 6500598), (12, 5417165), (13, 5000460), (15, 4333732), (20, 3250299), (26, 2500230), (30, 2166866), (39, 1666820), (52, 1250115), (60, 1083433), (65, 1000092), (78, 833410), (130, 500046), (156, 416705), (195, 333364), (260, 250023), (390, 166682), (780, 83341)]