31128650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 72376320

約数和(自身を除く): 41247670

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 31, 35, 38, 50, 62, 70, 95, 133, 151, 155, 175, 190, 217, 266, 302, 310, 350, 434, 475, 589, 665, 755, 775, 950, 1057, 1085, 1178, 1330, 1510, 1550, 2114, 2170, 2869, 2945, 3325, 3775, 4123, 4681, 5285, 5425, 5738, 5890, 6650, 7550, 8246, 9362, 10570, 10850, 14345, 14725, 20083, 20615, 23405, 26425, 28690, 29450, 32767, 40166, 41230, 46810, 52850, 65534, 71725, 88939, 100415, 103075, 117025, 143450, 163835, 177878, 200830, 206150, 234050, 327670, 444695, 502075, 622573, 819175, 889390, 1004150, 1245146, 1638350, 2223475, 3112865, 4446950, 6225730, 15564325, 31128650]

約数ペア:

[(1, 31128650), (2, 15564325), (5, 6225730), (7, 4446950), (10, 3112865), (14, 2223475), (19, 1638350), (25, 1245146), (31, 1004150), (35, 889390), (38, 819175), (50, 622573), (62, 502075), (70, 444695), (95, 327670), (133, 234050), (151, 206150), (155, 200830), (175, 177878), (190, 163835), (217, 143450), (266, 117025), (302, 103075), (310, 100415), (350, 88939), (434, 71725), (475, 65534), (589, 52850), (665, 46810), (755, 41230), (775, 40166), (950, 32767), (1057, 29450), (1085, 28690), (1178, 26425), (1330, 23405), (1510, 20615), (1550, 20083), (2114, 14725), (2170, 14345), (2869, 10850), (2945, 10570), (3325, 9362), (3775, 8246), (4123, 7550), (4681, 6650), (5285, 5890), (5425, 5738)]