72368140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6473}}^1$

素因数の和:6538

約数の個数: 48

約数和(自身を含む): 167495328

約数和(自身を除く): 95127188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 6473, 11180, 12946, 25892, 32365, 64730, 84149, 129460, 168298, 278339, 336596, 420745, 556678, 841490, 1113356, 1391695, 1682980, 2783390, 3618407, 5566780, 7236814, 14473628, 18092035, 36184070, 72368140]

約数ペア:

[(1, 72368140), (2, 36184070), (4, 18092035), (5, 14473628), (10, 7236814), (13, 5566780), (20, 3618407), (26, 2783390), (43, 1682980), (52, 1391695), (65, 1113356), (86, 841490), (130, 556678), (172, 420745), (215, 336596), (260, 278339), (430, 168298), (559, 129460), (860, 84149), (1118, 64730), (2236, 32365), (2795, 25892), (5590, 12946), (6473, 11180)]