87890048

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 187272000

約数和(自身を除く): 99381952

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 71, 76, 128, 142, 152, 284, 304, 509, 568, 608, 1018, 1136, 1216, 1349, 2036, 2272, 2432, 2698, 4072, 4544, 5396, 8144, 9088, 9671, 10792, 16288, 19342, 21584, 32576, 36139, 38684, 43168, 65152, 72278, 77368, 86336, 144556, 154736, 172672, 289112, 309472, 578224, 618944, 686641, 1156448, 1237888, 1373282, 2312896, 2746564, 4625792, 5493128, 10986256, 21972512, 43945024, 87890048]

約数ペア:

[(1, 87890048), (2, 43945024), (4, 21972512), (8, 10986256), (16, 5493128), (19, 4625792), (32, 2746564), (38, 2312896), (64, 1373282), (71, 1237888), (76, 1156448), (128, 686641), (142, 618944), (152, 578224), (284, 309472), (304, 289112), (509, 172672), (568, 154736), (608, 144556), (1018, 86336), (1136, 77368), (1216, 72278), (1349, 65152), (2036, 43168), (2272, 38684), (2432, 36139), (2698, 32576), (4072, 21584), (4544, 19342), (5396, 16288), (8144, 10792), (9088, 9671)]