30012100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 68745600

約数和(自身を除く): 38733500

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 79, 100, 116, 131, 145, 158, 262, 290, 316, 395, 524, 580, 655, 725, 790, 1310, 1450, 1580, 1975, 2291, 2620, 2900, 3275, 3799, 3950, 4582, 6550, 7598, 7900, 9164, 10349, 11455, 13100, 15196, 18995, 20698, 22910, 37990, 41396, 45820, 51745, 57275, 75980, 94975, 103490, 114550, 189950, 206980, 229100, 258725, 300121, 379900, 517450, 600242, 1034900, 1200484, 1500605, 3001210, 6002420, 7503025, 15006050, 30012100]

約数ペア:

[(1, 30012100), (2, 15006050), (4, 7503025), (5, 6002420), (10, 3001210), (20, 1500605), (25, 1200484), (29, 1034900), (50, 600242), (58, 517450), (79, 379900), (100, 300121), (116, 258725), (131, 229100), (145, 206980), (158, 189950), (262, 114550), (290, 103490), (316, 94975), (395, 75980), (524, 57275), (580, 51745), (655, 45820), (725, 41396), (790, 37990), (1310, 22910), (1450, 20698), (1580, 18995), (1975, 15196), (2291, 13100), (2620, 11455), (2900, 10349), (3275, 9164), (3799, 7900), (3950, 7598), (4582, 6550)]