778610690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28657}}^1$

素因数の和:28707

約数の個数: 64

約数和(自身を含む): 1733235840

約数和(自身を除く): 954625150

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 715, 1045, 1235, 1430, 2090, 2470, 2717, 5434, 13585, 27170, 28657, 57314, 143285, 286570, 315227, 372541, 544483, 630454, 745082, 1088966, 1576135, 1862705, 2722415, 3152270, 3725410, 4097951, 5444830, 5989313, 7078279, 8195902, 11978626, 14156558, 20489755, 29946565, 35391395, 40979510, 59893130, 70782790, 77861069, 155722138, 389305345, 778610690]

約数ペア:

[(1, 778610690), (2, 389305345), (5, 155722138), (10, 77861069), (11, 70782790), (13, 59893130), (19, 40979510), (22, 35391395), (26, 29946565), (38, 20489755), (55, 14156558), (65, 11978626), (95, 8195902), (110, 7078279), (130, 5989313), (143, 5444830), (190, 4097951), (209, 3725410), (247, 3152270), (286, 2722415), (418, 1862705), (494, 1576135), (715, 1088966), (1045, 745082), (1235, 630454), (1430, 544483), (2090, 372541), (2470, 315227), (2717, 286570), (5434, 143285), (13585, 57314), (27170, 28657)]