12877300

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{983}}^1$

素因数の和:1128

約数の個数: 36

約数和(自身を含む): 28185696

約数和(自身を除く): 15308396

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 983, 1310, 1966, 2620, 3275, 3932, 4915, 6550, 9830, 13100, 19660, 24575, 49150, 98300, 128773, 257546, 515092, 643865, 1287730, 2575460, 3219325, 6438650, 12877300]

約数ペア:

[(1, 12877300), (2, 6438650), (4, 3219325), (5, 2575460), (10, 1287730), (20, 643865), (25, 515092), (50, 257546), (100, 128773), (131, 98300), (262, 49150), (524, 24575), (655, 19660), (983, 13100), (1310, 9830), (1966, 6550), (2620, 4915), (3275, 3932)]