8132480

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 19792080

約数和(自身を除く): 11659600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 131, 160, 194, 262, 320, 388, 485, 524, 640, 655, 776, 970, 1048, 1310, 1552, 1940, 2096, 2620, 3104, 3880, 4192, 5240, 6208, 7760, 8384, 10480, 12416, 12707, 15520, 16768, 20960, 25414, 31040, 41920, 50828, 62080, 63535, 83840, 101656, 127070, 203312, 254140, 406624, 508280, 813248, 1016560, 1626496, 2033120, 4066240, 8132480]

約数ペア:

[(1, 8132480), (2, 4066240), (4, 2033120), (5, 1626496), (8, 1016560), (10, 813248), (16, 508280), (20, 406624), (32, 254140), (40, 203312), (64, 127070), (80, 101656), (97, 83840), (128, 63535), (131, 62080), (160, 50828), (194, 41920), (262, 31040), (320, 25414), (388, 20960), (485, 16768), (524, 15520), (640, 12707), (655, 12416), (776, 10480), (970, 8384), (1048, 7760), (1310, 6208), (1552, 5240), (1940, 4192), (2096, 3880), (2620, 3104)]