81572035

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{953}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 111274560

約数和(自身を除く): 29702525

約数列:

[1, 5, 17, 19, 53, 85, 95, 265, 323, 901, 953, 1007, 1615, 4505, 4765, 5035, 16201, 17119, 18107, 50509, 81005, 85595, 90535, 252545, 307819, 858653, 959671, 1539095, 4293265, 4798355, 16314407, 81572035]

約数ペア:

[(1, 81572035), (5, 16314407), (17, 4798355), (19, 4293265), (53, 1539095), (85, 959671), (95, 858653), (265, 307819), (323, 252545), (901, 90535), (953, 85595), (1007, 81005), (1615, 50509), (4505, 18107), (4765, 17119), (5035, 16201)]