54999800

素因数分解:

$2^3\times 5^2\times {\mathrm{59}}^2\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 131725200

約数和(自身を除く): 76725400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 59, 79, 100, 118, 158, 200, 236, 295, 316, 395, 472, 590, 632, 790, 1180, 1475, 1580, 1975, 2360, 2950, 3160, 3481, 3950, 4661, 5900, 6962, 7900, 9322, 11800, 13924, 15800, 17405, 18644, 23305, 27848, 34810, 37288, 46610, 69620, 87025, 93220, 116525, 139240, 174050, 186440, 233050, 274999, 348100, 466100, 549998, 696200, 932200, 1099996, 1374995, 2199992, 2749990, 5499980, 6874975, 10999960, 13749950, 27499900, 54999800]

約数ペア:

[(1, 54999800), (2, 27499900), (4, 13749950), (5, 10999960), (8, 6874975), (10, 5499980), (20, 2749990), (25, 2199992), (40, 1374995), (50, 1099996), (59, 932200), (79, 696200), (100, 549998), (118, 466100), (158, 348100), (200, 274999), (236, 233050), (295, 186440), (316, 174050), (395, 139240), (472, 116525), (590, 93220), (632, 87025), (790, 69620), (1180, 46610), (1475, 37288), (1580, 34810), (1975, 27848), (2360, 23305), (2950, 18644), (3160, 17405), (3481, 15800), (3950, 13924), (4661, 11800), (5900, 9322), (6962, 7900)]