61198820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 131580288

約数和(自身を除く): 70381468

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 167, 251, 292, 334, 365, 502, 668, 730, 835, 1004, 1255, 1460, 1670, 2510, 3340, 5020, 12191, 18323, 24382, 36646, 41917, 48764, 60955, 73292, 83834, 91615, 121910, 167668, 183230, 209585, 243820, 366460, 419170, 838340, 3059941, 6119882, 12239764, 15299705, 30599410, 61198820]

約数ペア:

[(1, 61198820), (2, 30599410), (4, 15299705), (5, 12239764), (10, 6119882), (20, 3059941), (73, 838340), (146, 419170), (167, 366460), (251, 243820), (292, 209585), (334, 183230), (365, 167668), (502, 121910), (668, 91615), (730, 83834), (835, 73292), (1004, 60955), (1255, 48764), (1460, 41917), (1670, 36646), (2510, 24382), (3340, 18323), (5020, 12191)]