669723520

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25523}}^1$

素因数の和:25583

約数の個数: 64

約数和(自身を含む): 1640172240

約数和(自身を除く): 970448720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2624, 3280, 5248, 6560, 13120, 25523, 26240, 51046, 102092, 127615, 204184, 255230, 408368, 510460, 816736, 1020920, 1046443, 1633472, 2041840, 2092886, 3266944, 4083680, 4185772, 5232215, 8167360, 8371544, 10464430, 16334720, 16743088, 20928860, 33486176, 41857720, 66972352, 83715440, 133944704, 167430880, 334861760, 669723520]

約数ペア:

[(1, 669723520), (2, 334861760), (4, 167430880), (5, 133944704), (8, 83715440), (10, 66972352), (16, 41857720), (20, 33486176), (32, 20928860), (40, 16743088), (41, 16334720), (64, 10464430), (80, 8371544), (82, 8167360), (128, 5232215), (160, 4185772), (164, 4083680), (205, 3266944), (320, 2092886), (328, 2041840), (410, 1633472), (640, 1046443), (656, 1020920), (820, 816736), (1312, 510460), (1640, 408368), (2624, 255230), (3280, 204184), (5248, 127615), (6560, 102092), (13120, 51046), (25523, 26240)]