49587980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{863}}^1$

素因数の和:915

約数の個数: 72

約数和(自身を含む): 119532672

約数和(自身を除く): 69944692

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 863, 884, 1105, 1690, 1726, 2210, 2873, 3380, 3452, 4315, 4420, 5746, 8630, 11219, 11492, 14365, 14671, 17260, 22438, 28730, 29342, 44876, 56095, 57460, 58684, 73355, 112190, 145847, 146710, 190723, 224380, 291694, 293420, 381446, 583388, 729235, 762892, 953615, 1458470, 1907230, 2479399, 2916940, 3814460, 4958798, 9917596, 12396995, 24793990, 49587980]

約数ペア:

[(1, 49587980), (2, 24793990), (4, 12396995), (5, 9917596), (10, 4958798), (13, 3814460), (17, 2916940), (20, 2479399), (26, 1907230), (34, 1458470), (52, 953615), (65, 762892), (68, 729235), (85, 583388), (130, 381446), (169, 293420), (170, 291694), (221, 224380), (260, 190723), (338, 146710), (340, 145847), (442, 112190), (676, 73355), (845, 58684), (863, 57460), (884, 56095), (1105, 44876), (1690, 29342), (1726, 28730), (2210, 22438), (2873, 17260), (3380, 14671), (3452, 14365), (4315, 11492), (4420, 11219), (5746, 8630)]