813678027760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{782382719}}^1$

素因数の和:782382745

約数の個数: 40

約数和(自身を含む): 2037324602880

約数和(自身を除く): 1223646575120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 782382719, 1564765438, 3129530876, 3911913595, 6259061752, 7823827190, 10170975347, 12518123504, 15647654380, 20341950694, 31295308760, 40683901388, 50854876735, 62590617520, 81367802776, 101709753470, 162735605552, 203419506940, 406839013880, 813678027760]

約数ペア:

[(1, 813678027760), (2, 406839013880), (4, 203419506940), (5, 162735605552), (8, 101709753470), (10, 81367802776), (13, 62590617520), (16, 50854876735), (20, 40683901388), (26, 31295308760), (40, 20341950694), (52, 15647654380), (65, 12518123504), (80, 10170975347), (104, 7823827190), (130, 6259061752), (208, 3911913595), (260, 3129530876), (520, 1564765438), (1040, 782382719)]