7958000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 80

約数和(自身を含む): 20195136

約数和(自身を除く): 12237136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 173, 184, 200, 230, 250, 346, 368, 400, 460, 500, 575, 692, 865, 920, 1000, 1150, 1384, 1730, 1840, 2000, 2300, 2768, 2875, 3460, 3979, 4325, 4600, 5750, 6920, 7958, 8650, 9200, 11500, 13840, 15916, 17300, 19895, 21625, 23000, 31832, 34600, 39790, 43250, 46000, 63664, 69200, 79580, 86500, 99475, 159160, 173000, 198950, 318320, 346000, 397900, 497375, 795800, 994750, 1591600, 1989500, 3979000, 7958000]

約数ペア:

[(1, 7958000), (2, 3979000), (4, 1989500), (5, 1591600), (8, 994750), (10, 795800), (16, 497375), (20, 397900), (23, 346000), (25, 318320), (40, 198950), (46, 173000), (50, 159160), (80, 99475), (92, 86500), (100, 79580), (115, 69200), (125, 63664), (173, 46000), (184, 43250), (200, 39790), (230, 34600), (250, 31832), (346, 23000), (368, 21625), (400, 19895), (460, 17300), (500, 15916), (575, 13840), (692, 11500), (865, 9200), (920, 8650), (1000, 7958), (1150, 6920), (1384, 5750), (1730, 4600), (1840, 4325), (2000, 3979), (2300, 3460), (2768, 2875)]