199583408

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{367}}^1\times {\mathrm{829}}^1$

素因数の和:1245

約数の個数: 40

約数和(自身を含む): 397682880

約数和(自身を除く): 198099472

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 367, 656, 734, 829, 1468, 1658, 2936, 3316, 5872, 6632, 13264, 15047, 30094, 33989, 60188, 67978, 120376, 135956, 240752, 271912, 304243, 543824, 608486, 1216972, 2433944, 4867888, 12473963, 24947926, 49895852, 99791704, 199583408]

約数ペア:

[(1, 199583408), (2, 99791704), (4, 49895852), (8, 24947926), (16, 12473963), (41, 4867888), (82, 2433944), (164, 1216972), (328, 608486), (367, 543824), (656, 304243), (734, 271912), (829, 240752), (1468, 135956), (1658, 120376), (2936, 67978), (3316, 60188), (5872, 33989), (6632, 30094), (13264, 15047)]