65431340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{701}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 148599360

約数和(自身を除く): 83168020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 359, 701, 718, 1402, 1436, 1795, 2804, 3505, 3590, 4667, 7010, 7180, 9113, 9334, 14020, 18226, 18668, 23335, 36452, 45565, 46670, 91130, 93340, 182260, 251659, 503318, 1006636, 1258295, 2516590, 3271567, 5033180, 6543134, 13086268, 16357835, 32715670, 65431340]

約数ペア:

[(1, 65431340), (2, 32715670), (4, 16357835), (5, 13086268), (10, 6543134), (13, 5033180), (20, 3271567), (26, 2516590), (52, 1258295), (65, 1006636), (130, 503318), (260, 251659), (359, 182260), (701, 93340), (718, 91130), (1402, 46670), (1436, 45565), (1795, 36452), (2804, 23335), (3505, 18668), (3590, 18226), (4667, 14020), (7010, 9334), (7180, 9113)]