83887720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10331}}^1$

素因数の和:10378

約数の個数: 64

約数和(自身を含む): 223171200

約数和(自身を除く): 139283480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 10331, 20662, 41324, 51655, 72317, 82648, 103310, 144634, 206620, 289268, 299599, 361585, 413240, 578536, 599198, 723170, 1198396, 1446340, 1497995, 2097193, 2396792, 2892680, 2995990, 4194386, 5991980, 8388772, 10485965, 11983960, 16777544, 20971930, 41943860, 83887720]

約数ペア:

[(1, 83887720), (2, 41943860), (4, 20971930), (5, 16777544), (7, 11983960), (8, 10485965), (10, 8388772), (14, 5991980), (20, 4194386), (28, 2995990), (29, 2892680), (35, 2396792), (40, 2097193), (56, 1497995), (58, 1446340), (70, 1198396), (116, 723170), (140, 599198), (145, 578536), (203, 413240), (232, 361585), (280, 299599), (290, 289268), (406, 206620), (580, 144634), (812, 103310), (1015, 82648), (1160, 72317), (1624, 51655), (2030, 41324), (4060, 20662), (8120, 10331)]