28968850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 57672648

約数和(自身を除く): 28703798

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 173, 197, 346, 394, 425, 850, 865, 985, 1730, 1970, 2941, 3349, 4325, 4925, 5882, 6698, 8650, 9850, 14705, 16745, 29410, 33490, 34081, 68162, 73525, 83725, 147050, 167450, 170405, 340810, 579377, 852025, 1158754, 1704050, 2896885, 5793770, 14484425, 28968850]

約数ペア:

[(1, 28968850), (2, 14484425), (5, 5793770), (10, 2896885), (17, 1704050), (25, 1158754), (34, 852025), (50, 579377), (85, 340810), (170, 170405), (173, 167450), (197, 147050), (346, 83725), (394, 73525), (425, 68162), (850, 34081), (865, 33490), (985, 29410), (1730, 16745), (1970, 14705), (2941, 9850), (3349, 8650), (4325, 6698), (4925, 5882)]