123519500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:676

約数の個数: 96

約数和(自身を含む): 300378624

約数和(自身を除く): 176859124

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 125, 130, 155, 250, 260, 310, 325, 403, 500, 613, 620, 650, 775, 806, 1226, 1300, 1550, 1612, 1625, 2015, 2452, 3065, 3100, 3250, 3875, 4030, 6130, 6500, 7750, 7969, 8060, 10075, 12260, 15325, 15500, 15938, 19003, 20150, 30650, 31876, 38006, 39845, 40300, 50375, 61300, 76012, 76625, 79690, 95015, 100750, 153250, 159380, 190030, 199225, 201500, 247039, 306500, 380060, 398450, 475075, 494078, 796900, 950150, 988156, 996125, 1235195, 1900300, 1992250, 2375375, 2470390, 3984500, 4750750, 4940780, 6175975, 9501500, 12351950, 24703900, 30879875, 61759750, 123519500]

約数ペア:

[(1, 123519500), (2, 61759750), (4, 30879875), (5, 24703900), (10, 12351950), (13, 9501500), (20, 6175975), (25, 4940780), (26, 4750750), (31, 3984500), (50, 2470390), (52, 2375375), (62, 1992250), (65, 1900300), (100, 1235195), (124, 996125), (125, 988156), (130, 950150), (155, 796900), (250, 494078), (260, 475075), (310, 398450), (325, 380060), (403, 306500), (500, 247039), (613, 201500), (620, 199225), (650, 190030), (775, 159380), (806, 153250), (1226, 100750), (1300, 95015), (1550, 79690), (1612, 76625), (1625, 76012), (2015, 61300), (2452, 50375), (3065, 40300), (3100, 39845), (3250, 38006), (3875, 31876), (4030, 30650), (6130, 20150), (6500, 19003), (7750, 15938), (7969, 15500), (8060, 15325), (10075, 12260)]