50398640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 125349120

約数和(自身を除く): 74950480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 380, 467, 568, 710, 760, 934, 1136, 1349, 1420, 1520, 1868, 2335, 2698, 2840, 3736, 4670, 5396, 5680, 6745, 7472, 8873, 9340, 10792, 13490, 17746, 18680, 21584, 26980, 33157, 35492, 37360, 44365, 53960, 66314, 70984, 88730, 107920, 132628, 141968, 165785, 177460, 265256, 331570, 354920, 530512, 629983, 663140, 709840, 1259966, 1326280, 2519932, 2652560, 3149915, 5039864, 6299830, 10079728, 12599660, 25199320, 50398640]

約数ペア:

[(1, 50398640), (2, 25199320), (4, 12599660), (5, 10079728), (8, 6299830), (10, 5039864), (16, 3149915), (19, 2652560), (20, 2519932), (38, 1326280), (40, 1259966), (71, 709840), (76, 663140), (80, 629983), (95, 530512), (142, 354920), (152, 331570), (190, 265256), (284, 177460), (304, 165785), (355, 141968), (380, 132628), (467, 107920), (568, 88730), (710, 70984), (760, 66314), (934, 53960), (1136, 44365), (1349, 37360), (1420, 35492), (1520, 33157), (1868, 26980), (2335, 21584), (2698, 18680), (2840, 17746), (3736, 13490), (4670, 10792), (5396, 9340), (5680, 8873), (6745, 7472)]