5136080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 13094400

約数和(自身を除く): 7958320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 109, 124, 152, 155, 190, 218, 248, 304, 310, 380, 436, 496, 545, 589, 620, 760, 872, 1090, 1178, 1240, 1520, 1744, 2071, 2180, 2356, 2480, 2945, 3379, 4142, 4360, 4712, 5890, 6758, 8284, 8720, 9424, 10355, 11780, 13516, 16568, 16895, 20710, 23560, 27032, 33136, 33790, 41420, 47120, 54064, 64201, 67580, 82840, 128402, 135160, 165680, 256804, 270320, 321005, 513608, 642010, 1027216, 1284020, 2568040, 5136080]

約数ペア:

[(1, 5136080), (2, 2568040), (4, 1284020), (5, 1027216), (8, 642010), (10, 513608), (16, 321005), (19, 270320), (20, 256804), (31, 165680), (38, 135160), (40, 128402), (62, 82840), (76, 67580), (80, 64201), (95, 54064), (109, 47120), (124, 41420), (152, 33790), (155, 33136), (190, 27032), (218, 23560), (248, 20710), (304, 16895), (310, 16568), (380, 13516), (436, 11780), (496, 10355), (545, 9424), (589, 8720), (620, 8284), (760, 6758), (872, 5890), (1090, 4712), (1178, 4360), (1240, 4142), (1520, 3379), (1744, 2945), (2071, 2480), (2180, 2356)]