201525050

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:567

約数の個数: 48

約数和(自身を含む): 383130240

約数和(自身を除く): 181605190

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 163, 313, 326, 395, 626, 790, 815, 1565, 1630, 1975, 3130, 3950, 4075, 7825, 8150, 12877, 15650, 24727, 25754, 49454, 51019, 64385, 102038, 123635, 128770, 247270, 255095, 321925, 510190, 618175, 643850, 1236350, 1275475, 2550950, 4030501, 8061002, 20152505, 40305010, 100762525, 201525050]

約数ペア:

[(1, 201525050), (2, 100762525), (5, 40305010), (10, 20152505), (25, 8061002), (50, 4030501), (79, 2550950), (158, 1275475), (163, 1236350), (313, 643850), (326, 618175), (395, 510190), (626, 321925), (790, 255095), (815, 247270), (1565, 128770), (1630, 123635), (1975, 102038), (3130, 64385), (3950, 51019), (4075, 49454), (7825, 25754), (8150, 24727), (12877, 15650)]