28102139410

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1\times {\mathrm{3121}}^1$

素因数の和:3727

約数の個数: 64

約数和(自身を含む): 53307525600

約数和(自身を除く): 25205386190

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 509, 610, 1018, 1769, 2545, 3121, 3538, 5090, 6242, 8845, 14761, 15605, 17690, 29522, 31049, 31210, 62098, 73805, 90509, 147610, 155245, 181018, 190381, 310490, 380762, 452545, 900421, 905090, 951905, 1588589, 1800842, 1903810, 3177178, 4502105, 5521049, 7942945, 9004210, 11042098, 15885890, 27605245, 46069081, 55210490, 92138162, 96903929, 193807858, 230345405, 460690810, 484519645, 969039290, 2810213941, 5620427882, 14051069705, 28102139410]

約数ペア:

[(1, 28102139410), (2, 14051069705), (5, 5620427882), (10, 2810213941), (29, 969039290), (58, 484519645), (61, 460690810), (122, 230345405), (145, 193807858), (290, 96903929), (305, 92138162), (509, 55210490), (610, 46069081), (1018, 27605245), (1769, 15885890), (2545, 11042098), (3121, 9004210), (3538, 7942945), (5090, 5521049), (6242, 4502105), (8845, 3177178), (14761, 1903810), (15605, 1800842), (17690, 1588589), (29522, 951905), (31049, 905090), (31210, 900421), (62098, 452545), (73805, 380762), (90509, 310490), (147610, 190381), (155245, 181018)]