206475155900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5123453}}^1$

素因数の和:5123511

約数の個数: 72

約数和(自身を含む): 498081704064

約数和(自身を除く): 291606548164

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 4030, 8060, 10075, 20150, 40300, 5123453, 10246906, 20493812, 25617265, 51234530, 66604889, 102469060, 128086325, 133209778, 158827043, 256172650, 266419556, 317654086, 333024445, 512345300, 635308172, 666048890, 794135215, 1332097780, 1588270430, 1665122225, 2064751559, 3176540860, 3330244450, 3970676075, 4129503118, 6660488900, 7941352150, 8259006236, 10323757795, 15882704300, 20647515590, 41295031180, 51618788975, 103237577950, 206475155900]

約数ペア:

[(1, 206475155900), (2, 103237577950), (4, 51618788975), (5, 41295031180), (10, 20647515590), (13, 15882704300), (20, 10323757795), (25, 8259006236), (26, 7941352150), (31, 6660488900), (50, 4129503118), (52, 3970676075), (62, 3330244450), (65, 3176540860), (100, 2064751559), (124, 1665122225), (130, 1588270430), (155, 1332097780), (260, 794135215), (310, 666048890), (325, 635308172), (403, 512345300), (620, 333024445), (650, 317654086), (775, 266419556), (806, 256172650), (1300, 158827043), (1550, 133209778), (1612, 128086325), (2015, 102469060), (3100, 66604889), (4030, 51234530), (8060, 25617265), (10075, 20493812), (20150, 10246906), (40300, 5123453)]