204515350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{24203}}^1$

素因数の和:24241

約数の個数: 36

約数和(自身を含む): 411927876

約数和(自身を除く): 207412526

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 24203, 48406, 121015, 242030, 314639, 605075, 629278, 1210150, 1573195, 3146390, 4090307, 7865975, 8180614, 15731950, 20451535, 40903070, 102257675, 204515350]

約数ペア:

[(1, 204515350), (2, 102257675), (5, 40903070), (10, 20451535), (13, 15731950), (25, 8180614), (26, 7865975), (50, 4090307), (65, 3146390), (130, 1573195), (169, 1210150), (325, 629278), (338, 605075), (650, 314639), (845, 242030), (1690, 121015), (4225, 48406), (8450, 24203)]