166915580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2441}}^1$

素因数の和:2726

約数の個数: 48

約数和(自身を含む): 379076544

約数和(自身を除く): 212160964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 1052, 1315, 2441, 2630, 3419, 4882, 5260, 6838, 9764, 12205, 13676, 17095, 24410, 31733, 34190, 48820, 63466, 68380, 126932, 158665, 317330, 634660, 641983, 1283966, 2567932, 3209915, 6419830, 8345779, 12839660, 16691558, 33383116, 41728895, 83457790, 166915580]

約数ペア:

[(1, 166915580), (2, 83457790), (4, 41728895), (5, 33383116), (10, 16691558), (13, 12839660), (20, 8345779), (26, 6419830), (52, 3209915), (65, 2567932), (130, 1283966), (260, 641983), (263, 634660), (526, 317330), (1052, 158665), (1315, 126932), (2441, 68380), (2630, 63466), (3419, 48820), (4882, 34190), (5260, 31733), (6838, 24410), (9764, 17095), (12205, 13676)]