173172640

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{12161}}^1$

素因数の和:12265

約数の個数: 48

約数和(自身を含む): 413751240

約数和(自身を除く): 240578600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 7120, 12161, 14240, 24322, 48644, 60805, 97288, 121610, 194576, 243220, 389152, 486440, 972880, 1082329, 1945760, 2164658, 4329316, 5411645, 8658632, 10823290, 17317264, 21646580, 34634528, 43293160, 86586320, 173172640]

約数ペア:

[(1, 173172640), (2, 86586320), (4, 43293160), (5, 34634528), (8, 21646580), (10, 17317264), (16, 10823290), (20, 8658632), (32, 5411645), (40, 4329316), (80, 2164658), (89, 1945760), (160, 1082329), (178, 972880), (356, 486440), (445, 389152), (712, 243220), (890, 194576), (1424, 121610), (1780, 97288), (2848, 60805), (3560, 48644), (7120, 24322), (12161, 14240)]