71327900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 193320960

約数和(自身を除く): 121993060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 31, 35, 38, 50, 62, 70, 76, 95, 100, 124, 133, 140, 155, 173, 175, 190, 217, 266, 310, 346, 350, 380, 434, 475, 532, 589, 620, 665, 692, 700, 775, 865, 868, 950, 1085, 1178, 1211, 1330, 1550, 1730, 1900, 2170, 2356, 2422, 2660, 2945, 3100, 3287, 3325, 3460, 4123, 4325, 4340, 4844, 5363, 5425, 5890, 6055, 6574, 6650, 8246, 8650, 10726, 10850, 11780, 12110, 13148, 13300, 14725, 16435, 16492, 17300, 20615, 21452, 21700, 23009, 24220, 26815, 29450, 30275, 32870, 37541, 41230, 46018, 53630, 58900, 60550, 65740, 75082, 82175, 82460, 92036, 101897, 103075, 107260, 115045, 121100, 134075, 150164, 164350, 187705, 203794, 206150, 230090, 268150, 328700, 375410, 407588, 412300, 460180, 509485, 536300, 575225, 713279, 750820, 938525, 1018970, 1150450, 1426558, 1877050, 2037940, 2300900, 2547425, 2853116, 3566395, 3754100, 5094850, 7132790, 10189700, 14265580, 17831975, 35663950, 71327900]

約数ペア:

[(1, 71327900), (2, 35663950), (4, 17831975), (5, 14265580), (7, 10189700), (10, 7132790), (14, 5094850), (19, 3754100), (20, 3566395), (25, 2853116), (28, 2547425), (31, 2300900), (35, 2037940), (38, 1877050), (50, 1426558), (62, 1150450), (70, 1018970), (76, 938525), (95, 750820), (100, 713279), (124, 575225), (133, 536300), (140, 509485), (155, 460180), (173, 412300), (175, 407588), (190, 375410), (217, 328700), (266, 268150), (310, 230090), (346, 206150), (350, 203794), (380, 187705), (434, 164350), (475, 150164), (532, 134075), (589, 121100), (620, 115045), (665, 107260), (692, 103075), (700, 101897), (775, 92036), (865, 82460), (868, 82175), (950, 75082), (1085, 65740), (1178, 60550), (1211, 58900), (1330, 53630), (1550, 46018), (1730, 41230), (1900, 37541), (2170, 32870), (2356, 30275), (2422, 29450), (2660, 26815), (2945, 24220), (3100, 23009), (3287, 21700), (3325, 21452), (3460, 20615), (4123, 17300), (4325, 16492), (4340, 16435), (4844, 14725), (5363, 13300), (5425, 13148), (5890, 12110), (6055, 11780), (6574, 10850), (6650, 10726), (8246, 8650)]