77716256

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 159264000

約数和(自身を除く): 81547744

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 157, 248, 314, 496, 499, 628, 992, 998, 1256, 1996, 2512, 3992, 4867, 5024, 7984, 9734, 15469, 15968, 19468, 30938, 38936, 61876, 77872, 78343, 123752, 155744, 156686, 247504, 313372, 495008, 626744, 1253488, 2428633, 2506976, 4857266, 9714532, 19429064, 38858128, 77716256]

約数ペア:

[(1, 77716256), (2, 38858128), (4, 19429064), (8, 9714532), (16, 4857266), (31, 2506976), (32, 2428633), (62, 1253488), (124, 626744), (157, 495008), (248, 313372), (314, 247504), (496, 156686), (499, 155744), (628, 123752), (992, 78343), (998, 77872), (1256, 61876), (1996, 38936), (2512, 30938), (3992, 19468), (4867, 15968), (5024, 15469), (7984, 9734)]