25983980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1423}}^1$

素因数の和:1526

約数の個数: 48

約数和(自身を含む): 60286464

約数和(自身を除く): 34302484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 1423, 1660, 1826, 2846, 3652, 4565, 5692, 7115, 9130, 14230, 15653, 18260, 28460, 31306, 62612, 78265, 118109, 156530, 236218, 313060, 472436, 590545, 1181090, 1299199, 2362180, 2598398, 5196796, 6495995, 12991990, 25983980]

約数ペア:

[(1, 25983980), (2, 12991990), (4, 6495995), (5, 5196796), (10, 2598398), (11, 2362180), (20, 1299199), (22, 1181090), (44, 590545), (55, 472436), (83, 313060), (110, 236218), (166, 156530), (220, 118109), (332, 78265), (415, 62612), (830, 31306), (913, 28460), (1423, 18260), (1660, 15653), (1826, 14230), (2846, 9130), (3652, 7115), (4565, 5692)]