64236965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{953}}^1$

素因数の和:1049

約数の個数: 32

約数和(自身を含む): 89431776

約数和(自身を除く): 25194811

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 953, 1037, 1105, 3965, 4765, 5185, 12389, 13481, 16201, 58133, 61945, 67405, 81005, 210613, 290665, 755729, 988261, 1053065, 3778645, 4941305, 12847393, 64236965]

約数ペア:

[(1, 64236965), (5, 12847393), (13, 4941305), (17, 3778645), (61, 1053065), (65, 988261), (85, 755729), (221, 290665), (305, 210613), (793, 81005), (953, 67405), (1037, 61945), (1105, 58133), (3965, 16201), (4765, 13481), (5185, 12389)]