205201250

素因数分解:

$2^1\times 5^4\times {\mathrm{167}}^1\times {\mathrm{983}}^1$

素因数の和:1172

約数の個数: 40

約数和(自身を含む): 387326016

約数和(自身を除く): 182124766

約数列:

[1, 2, 5, 10, 25, 50, 125, 167, 250, 334, 625, 835, 983, 1250, 1670, 1966, 4175, 4915, 8350, 9830, 20875, 24575, 41750, 49150, 104375, 122875, 164161, 208750, 245750, 328322, 614375, 820805, 1228750, 1641610, 4104025, 8208050, 20520125, 41040250, 102600625, 205201250]

約数ペア:

[(1, 205201250), (2, 102600625), (5, 41040250), (10, 20520125), (25, 8208050), (50, 4104025), (125, 1641610), (167, 1228750), (250, 820805), (334, 614375), (625, 328322), (835, 245750), (983, 208750), (1250, 164161), (1670, 122875), (1966, 104375), (4175, 49150), (4915, 41750), (8350, 24575), (9830, 20875)]