31645900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2213}}^1$

素因数の和:2251

約数の個数: 72

約数和(自身を含む): 80713584

約数和(自身を除く): 49067684

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2213, 2860, 3575, 4426, 7150, 8852, 11065, 14300, 22130, 24343, 28769, 44260, 48686, 55325, 57538, 97372, 110650, 115076, 121715, 143845, 221300, 243430, 287690, 316459, 486860, 575380, 608575, 632918, 719225, 1217150, 1265836, 1438450, 1582295, 2434300, 2876900, 3164590, 6329180, 7911475, 15822950, 31645900]

約数ペア:

[(1, 31645900), (2, 15822950), (4, 7911475), (5, 6329180), (10, 3164590), (11, 2876900), (13, 2434300), (20, 1582295), (22, 1438450), (25, 1265836), (26, 1217150), (44, 719225), (50, 632918), (52, 608575), (55, 575380), (65, 486860), (100, 316459), (110, 287690), (130, 243430), (143, 221300), (220, 143845), (260, 121715), (275, 115076), (286, 110650), (325, 97372), (550, 57538), (572, 55325), (650, 48686), (715, 44260), (1100, 28769), (1300, 24343), (1430, 22130), (2213, 14300), (2860, 11065), (3575, 8852), (4426, 7150)]