73661875

素因数分解:

$5^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 106840800

約数和(自身を除く): 33178925

約数列:

[1, 5, 7, 25, 35, 113, 125, 149, 175, 565, 625, 745, 791, 875, 1043, 2825, 3725, 3955, 4375, 5215, 14125, 16837, 18625, 19775, 26075, 70625, 84185, 93125, 98875, 117859, 130375, 420925, 494375, 589295, 651875, 2104625, 2946475, 10523125, 14732375, 73661875]

約数ペア:

[(1, 73661875), (5, 14732375), (7, 10523125), (25, 2946475), (35, 2104625), (113, 651875), (125, 589295), (149, 494375), (175, 420925), (565, 130375), (625, 117859), (745, 98875), (791, 93125), (875, 84185), (1043, 70625), (2825, 26075), (3725, 19775), (3955, 18625), (4375, 16837), (5215, 14125)]