31906550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 64495872

約数和(自身を除く): 32589322

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 191, 257, 325, 382, 514, 650, 955, 1285, 1910, 2483, 2570, 3341, 4775, 4966, 6425, 6682, 9550, 12415, 12850, 16705, 24830, 33410, 49087, 62075, 83525, 98174, 124150, 167050, 245435, 490870, 638131, 1227175, 1276262, 2454350, 3190655, 6381310, 15953275, 31906550]

約数ペア:

[(1, 31906550), (2, 15953275), (5, 6381310), (10, 3190655), (13, 2454350), (25, 1276262), (26, 1227175), (50, 638131), (65, 490870), (130, 245435), (191, 167050), (257, 124150), (325, 98174), (382, 83525), (514, 62075), (650, 49087), (955, 33410), (1285, 24830), (1910, 16705), (2483, 12850), (2570, 12415), (3341, 9550), (4775, 6682), (4966, 6425)]