867828260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107671}}^1$

素因数の和:107724

約数の個数: 48

約数和(自身を含む): 2025956352

約数和(自身を除く): 1158128092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 107671, 215342, 430684, 538355, 1076710, 1399723, 2153420, 2799446, 3337801, 5598892, 6675602, 6998615, 13351204, 13997230, 16689005, 27994460, 33378010, 43391413, 66756020, 86782826, 173565652, 216957065, 433914130, 867828260]

約数ペア:

[(1, 867828260), (2, 433914130), (4, 216957065), (5, 173565652), (10, 86782826), (13, 66756020), (20, 43391413), (26, 33378010), (31, 27994460), (52, 16689005), (62, 13997230), (65, 13351204), (124, 6998615), (130, 6675602), (155, 5598892), (260, 3337801), (310, 2799446), (403, 2153420), (620, 1399723), (806, 1076710), (1612, 538355), (2015, 430684), (4030, 215342), (8060, 107671)]