160656520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{138497}}^1$

素因数の和:138537

約数の個数: 32

約数和(自身を含む): 373944600

約数和(自身を除く): 213288080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 138497, 276994, 553988, 692485, 1107976, 1384970, 2769940, 4016413, 5539880, 8032826, 16065652, 20082065, 32131304, 40164130, 80328260, 160656520]

約数ペア:

[(1, 160656520), (2, 80328260), (4, 40164130), (5, 32131304), (8, 20082065), (10, 16065652), (20, 8032826), (29, 5539880), (40, 4016413), (58, 2769940), (116, 1384970), (145, 1107976), (232, 692485), (290, 553988), (580, 276994), (1160, 138497)]