72449000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5573}}^1$

素因数の和:5607

約数の個数: 64

約数和(自身を含む): 182604240

約数和(自身を除く): 110155240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 3250, 5573, 6500, 11146, 13000, 22292, 27865, 44584, 55730, 72449, 111460, 139325, 144898, 222920, 278650, 289796, 362245, 557300, 579592, 696625, 724490, 1114600, 1393250, 1448980, 1811225, 2786500, 2897960, 3622450, 5573000, 7244900, 9056125, 14489800, 18112250, 36224500, 72449000]

約数ペア:

[(1, 72449000), (2, 36224500), (4, 18112250), (5, 14489800), (8, 9056125), (10, 7244900), (13, 5573000), (20, 3622450), (25, 2897960), (26, 2786500), (40, 1811225), (50, 1448980), (52, 1393250), (65, 1114600), (100, 724490), (104, 696625), (125, 579592), (130, 557300), (200, 362245), (250, 289796), (260, 278650), (325, 222920), (500, 144898), (520, 139325), (650, 111460), (1000, 72449), (1300, 55730), (1625, 44584), (2600, 27865), (3250, 22292), (5573, 13000), (6500, 11146)]