8199838720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{1301}}^1$

素因数の和:2557

約数の個数: 88

約数和(自身を含む): 19701114048

約数和(自身を除く): 11501275328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1231, 1280, 1301, 2462, 2560, 2602, 4924, 5120, 5204, 6155, 6505, 9848, 10408, 12310, 13010, 19696, 20816, 24620, 26020, 39392, 41632, 49240, 52040, 78784, 83264, 98480, 104080, 157568, 166528, 196960, 208160, 315136, 333056, 393920, 416320, 630272, 666112, 787840, 832640, 1260544, 1332224, 1575680, 1601531, 1665280, 3151360, 3203062, 3330560, 6302720, 6406124, 6661120, 8007655, 12812248, 16015310, 25624496, 32030620, 51248992, 64061240, 102497984, 128122480, 204995968, 256244960, 409991936, 512489920, 819983872, 1024979840, 1639967744, 2049959680, 4099919360, 8199838720]

約数ペア:

[(1, 8199838720), (2, 4099919360), (4, 2049959680), (5, 1639967744), (8, 1024979840), (10, 819983872), (16, 512489920), (20, 409991936), (32, 256244960), (40, 204995968), (64, 128122480), (80, 102497984), (128, 64061240), (160, 51248992), (256, 32030620), (320, 25624496), (512, 16015310), (640, 12812248), (1024, 8007655), (1231, 6661120), (1280, 6406124), (1301, 6302720), (2462, 3330560), (2560, 3203062), (2602, 3151360), (4924, 1665280), (5120, 1601531), (5204, 1575680), (6155, 1332224), (6505, 1260544), (9848, 832640), (10408, 787840), (12310, 666112), (13010, 630272), (19696, 416320), (20816, 393920), (24620, 333056), (26020, 315136), (39392, 208160), (41632, 196960), (49240, 166528), (52040, 157568), (78784, 104080), (83264, 98480)]