209213808550

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{89}}^2\times {\mathrm{9967}}^1$

素因数の和:10210

約数の個数: 72

約数和(自身を含む): 401025020256

約数和(自身を除く): 191811211706

約数列:

[1, 2, 5, 10, 25, 50, 53, 89, 106, 178, 265, 445, 530, 890, 1325, 2225, 2650, 4450, 4717, 7921, 9434, 9967, 15842, 19934, 23585, 39605, 47170, 49835, 79210, 99670, 117925, 198025, 235850, 249175, 396050, 419813, 498350, 528251, 839626, 887063, 1056502, 1774126, 2099065, 2641255, 4198130, 4435315, 5282510, 8870630, 10495325, 13206275, 20990650, 22176575, 26412550, 44353150, 47014339, 78948607, 94028678, 157897214, 235071695, 394743035, 470143390, 789486070, 1175358475, 1973715175, 2350716950, 3947430350, 4184276171, 8368552342, 20921380855, 41842761710, 104606904275, 209213808550]

約数ペア:

[(1, 209213808550), (2, 104606904275), (5, 41842761710), (10, 20921380855), (25, 8368552342), (50, 4184276171), (53, 3947430350), (89, 2350716950), (106, 1973715175), (178, 1175358475), (265, 789486070), (445, 470143390), (530, 394743035), (890, 235071695), (1325, 157897214), (2225, 94028678), (2650, 78948607), (4450, 47014339), (4717, 44353150), (7921, 26412550), (9434, 22176575), (9967, 20990650), (15842, 13206275), (19934, 10495325), (23585, 8870630), (39605, 5282510), (47170, 4435315), (49835, 4198130), (79210, 2641255), (99670, 2099065), (117925, 1774126), (198025, 1056502), (235850, 887063), (249175, 839626), (396050, 528251), (419813, 498350)]