64577955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{89}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 114397920

約数和(自身を除く): 49819965

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 89, 183, 195, 267, 305, 445, 793, 915, 1157, 1335, 2379, 3471, 3721, 3965, 5429, 5785, 11163, 11895, 16287, 17355, 18605, 27145, 48373, 55815, 70577, 81435, 145119, 211731, 241865, 331169, 352885, 725595, 993507, 1058655, 1655845, 4305197, 4967535, 12915591, 21525985, 64577955]

約数ペア:

[(1, 64577955), (3, 21525985), (5, 12915591), (13, 4967535), (15, 4305197), (39, 1655845), (61, 1058655), (65, 993507), (89, 725595), (183, 352885), (195, 331169), (267, 241865), (305, 211731), (445, 145119), (793, 81435), (915, 70577), (1157, 55815), (1335, 48373), (2379, 27145), (3471, 18605), (3721, 17355), (3965, 16287), (5429, 11895), (5785, 11163)]