31316864

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 66912000

約数和(自身を除く): 35595136

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 128, 152, 158, 163, 304, 316, 326, 608, 632, 652, 1216, 1264, 1304, 1501, 2432, 2528, 2608, 3002, 3097, 5056, 5216, 6004, 6194, 10112, 10432, 12008, 12388, 12877, 20864, 24016, 24776, 25754, 48032, 49552, 51508, 96064, 99104, 103016, 192128, 198208, 206032, 244663, 396416, 412064, 489326, 824128, 978652, 1648256, 1957304, 3914608, 7829216, 15658432, 31316864]

約数ペア:

[(1, 31316864), (2, 15658432), (4, 7829216), (8, 3914608), (16, 1957304), (19, 1648256), (32, 978652), (38, 824128), (64, 489326), (76, 412064), (79, 396416), (128, 244663), (152, 206032), (158, 198208), (163, 192128), (304, 103016), (316, 99104), (326, 96064), (608, 51508), (632, 49552), (652, 48032), (1216, 25754), (1264, 24776), (1304, 24016), (1501, 20864), (2432, 12877), (2528, 12388), (2608, 12008), (3002, 10432), (3097, 10112), (5056, 6194), (5216, 6004)]