103251980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2857}}^1$

素因数の和:3018

約数の個数: 48

約数和(自身を含む): 235270560

約数和(自身を除く): 132018580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 2857, 3614, 5714, 7228, 9035, 11428, 14285, 18070, 28570, 36140, 37141, 57140, 74282, 148564, 185705, 371410, 397123, 742820, 794246, 1588492, 1985615, 3971230, 5162599, 7942460, 10325198, 20650396, 25812995, 51625990, 103251980]

約数ペア:

[(1, 103251980), (2, 51625990), (4, 25812995), (5, 20650396), (10, 10325198), (13, 7942460), (20, 5162599), (26, 3971230), (52, 1985615), (65, 1588492), (130, 794246), (139, 742820), (260, 397123), (278, 371410), (556, 185705), (695, 148564), (1390, 74282), (1807, 57140), (2780, 37141), (2857, 36140), (3614, 28570), (5714, 18070), (7228, 14285), (9035, 11428)]