160458880

素因数分解:

$2^7\times 5^1\times {\mathrm{409}}^1\times {\mathrm{613}}^1$

素因数の和:1041

約数の個数: 64

約数和(自身を含む): 385162200

約数和(自身を除く): 224703320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 409, 613, 640, 818, 1226, 1636, 2045, 2452, 3065, 3272, 4090, 4904, 6130, 6544, 8180, 9808, 12260, 13088, 16360, 19616, 24520, 26176, 32720, 39232, 49040, 52352, 65440, 78464, 98080, 130880, 196160, 250717, 261760, 392320, 501434, 1002868, 1253585, 2005736, 2507170, 4011472, 5014340, 8022944, 10028680, 16045888, 20057360, 32091776, 40114720, 80229440, 160458880]

約数ペア:

[(1, 160458880), (2, 80229440), (4, 40114720), (5, 32091776), (8, 20057360), (10, 16045888), (16, 10028680), (20, 8022944), (32, 5014340), (40, 4011472), (64, 2507170), (80, 2005736), (128, 1253585), (160, 1002868), (320, 501434), (409, 392320), (613, 261760), (640, 250717), (818, 196160), (1226, 130880), (1636, 98080), (2045, 78464), (2452, 65440), (3065, 52352), (3272, 49040), (4090, 39232), (4904, 32720), (6130, 26176), (6544, 24520), (8180, 19616), (9808, 16360), (12260, 13088)]