15663831808

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{12697}}^1$

素因数の和:12853

約数の個数: 72

約数和(自身を含む): 32183842880

約数和(自身を除く): 16520011072

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 79, 122, 128, 158, 244, 256, 316, 488, 632, 976, 1264, 1952, 2528, 3904, 4819, 5056, 7808, 9638, 10112, 12697, 15616, 19276, 20224, 25394, 38552, 50788, 77104, 101576, 154208, 203152, 308416, 406304, 616832, 774517, 812608, 1003063, 1233664, 1549034, 1625216, 2006126, 3098068, 3250432, 4012252, 6196136, 8024504, 12392272, 16049008, 24784544, 32098016, 49569088, 61186843, 64196032, 99138176, 122373686, 128392064, 198276352, 244747372, 256784128, 489494744, 978989488, 1957978976, 3915957952, 7831915904, 15663831808]

約数ペア:

[(1, 15663831808), (2, 7831915904), (4, 3915957952), (8, 1957978976), (16, 978989488), (32, 489494744), (61, 256784128), (64, 244747372), (79, 198276352), (122, 128392064), (128, 122373686), (158, 99138176), (244, 64196032), (256, 61186843), (316, 49569088), (488, 32098016), (632, 24784544), (976, 16049008), (1264, 12392272), (1952, 8024504), (2528, 6196136), (3904, 4012252), (4819, 3250432), (5056, 3098068), (7808, 2006126), (9638, 1625216), (10112, 1549034), (12697, 1233664), (15616, 1003063), (19276, 812608), (20224, 774517), (25394, 616832), (38552, 406304), (50788, 308416), (77104, 203152), (101576, 154208)]