42761090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 79902720

約数和(自身を除く): 37141630

約数列:

[1, 2, 5, 10, 31, 62, 155, 271, 310, 509, 542, 1018, 1355, 2545, 2710, 5090, 8401, 15779, 16802, 31558, 42005, 78895, 84010, 137939, 157790, 275878, 689695, 1379390, 4276109, 8552218, 21380545, 42761090]

約数ペア:

[(1, 42761090), (2, 21380545), (5, 8552218), (10, 4276109), (31, 1379390), (62, 689695), (155, 275878), (271, 157790), (310, 137939), (509, 84010), (542, 78895), (1018, 42005), (1355, 31558), (2545, 16802), (2710, 15779), (5090, 8401)]