123955552

素因数分解:

$2^5\times 7^1\times {\mathrm{53}}^2\times {\mathrm{197}}^1$

素因数の和:320

約数の個数: 72

約数和(自身を含む): 285704496

約数和(自身を除く): 161748944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 106, 112, 197, 212, 224, 371, 394, 424, 742, 788, 848, 1379, 1484, 1576, 1696, 2758, 2809, 2968, 3152, 5516, 5618, 5936, 6304, 10441, 11032, 11236, 11872, 19663, 20882, 22064, 22472, 39326, 41764, 44128, 44944, 73087, 78652, 83528, 89888, 146174, 157304, 167056, 292348, 314608, 334112, 553373, 584696, 629216, 1106746, 1169392, 2213492, 2338784, 3873611, 4426984, 7747222, 8853968, 15494444, 17707936, 30988888, 61977776, 123955552]

約数ペア:

[(1, 123955552), (2, 61977776), (4, 30988888), (7, 17707936), (8, 15494444), (14, 8853968), (16, 7747222), (28, 4426984), (32, 3873611), (53, 2338784), (56, 2213492), (106, 1169392), (112, 1106746), (197, 629216), (212, 584696), (224, 553373), (371, 334112), (394, 314608), (424, 292348), (742, 167056), (788, 157304), (848, 146174), (1379, 89888), (1484, 83528), (1576, 78652), (1696, 73087), (2758, 44944), (2809, 44128), (2968, 41764), (3152, 39326), (5516, 22472), (5618, 22064), (5936, 20882), (6304, 19663), (10441, 11872), (11032, 11236)]