61998875

素因数分解:

$5^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 80780544

約数和(自身を除く): 18781669

約数列:

[1, 5, 25, 47, 61, 125, 173, 235, 305, 865, 1175, 1525, 2867, 4325, 5875, 7625, 8131, 10553, 14335, 21625, 40655, 52765, 71675, 203275, 263825, 358375, 495991, 1016375, 1319125, 2479955, 12399775, 61998875]

約数ペア:

[(1, 61998875), (5, 12399775), (25, 2479955), (47, 1319125), (61, 1016375), (125, 495991), (173, 358375), (235, 263825), (305, 203275), (865, 71675), (1175, 52765), (1525, 40655), (2867, 21625), (4325, 14335), (5875, 10553), (7625, 8131)]