71730815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 95827200

約数和(自身を除く): 24096385

約数列:

[1, 5, 13, 61, 65, 79, 229, 305, 395, 793, 1027, 1145, 2977, 3965, 4819, 5135, 13969, 14885, 18091, 24095, 62647, 69845, 90455, 181597, 235183, 313235, 907985, 1103551, 1175915, 5517755, 14346163, 71730815]

約数ペア:

[(1, 71730815), (5, 14346163), (13, 5517755), (61, 1175915), (65, 1103551), (79, 907985), (229, 313235), (305, 235183), (395, 181597), (793, 90455), (1027, 69845), (1145, 62647), (2977, 24095), (3965, 18091), (4819, 14885), (5135, 13969)]