31372250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 73945872

約数和(自身を除く): 42573622

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 125, 130, 175, 182, 197, 245, 250, 325, 350, 394, 455, 490, 637, 650, 875, 910, 985, 1225, 1274, 1379, 1625, 1750, 1970, 2275, 2450, 2561, 2758, 3185, 3250, 4550, 4925, 5122, 6125, 6370, 6895, 9653, 9850, 11375, 12250, 12805, 13790, 15925, 17927, 19306, 22750, 24625, 25610, 31850, 34475, 35854, 48265, 49250, 64025, 68950, 79625, 89635, 96530, 125489, 128050, 159250, 172375, 179270, 241325, 250978, 320125, 344750, 448175, 482650, 627445, 640250, 896350, 1206625, 1254890, 2240875, 2413250, 3137225, 4481750, 6274450, 15686125, 31372250]

約数ペア:

[(1, 31372250), (2, 15686125), (5, 6274450), (7, 4481750), (10, 3137225), (13, 2413250), (14, 2240875), (25, 1254890), (26, 1206625), (35, 896350), (49, 640250), (50, 627445), (65, 482650), (70, 448175), (91, 344750), (98, 320125), (125, 250978), (130, 241325), (175, 179270), (182, 172375), (197, 159250), (245, 128050), (250, 125489), (325, 96530), (350, 89635), (394, 79625), (455, 68950), (490, 64025), (637, 49250), (650, 48265), (875, 35854), (910, 34475), (985, 31850), (1225, 25610), (1274, 24625), (1379, 22750), (1625, 19306), (1750, 17927), (1970, 15925), (2275, 13790), (2450, 12805), (2561, 12250), (2758, 11375), (3185, 9850), (3250, 9653), (4550, 6895), (4925, 6370), (5122, 6125)]