16866500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 43330560

約数和(自身を除く): 26464060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 79, 100, 122, 125, 140, 158, 175, 244, 250, 305, 316, 350, 395, 427, 500, 553, 610, 700, 790, 854, 875, 1106, 1220, 1525, 1580, 1708, 1750, 1975, 2135, 2212, 2765, 3050, 3500, 3950, 4270, 4819, 5530, 6100, 7625, 7900, 8540, 9638, 9875, 10675, 11060, 13825, 15250, 19276, 19750, 21350, 24095, 27650, 30500, 33733, 39500, 42700, 48190, 53375, 55300, 67466, 69125, 96380, 106750, 120475, 134932, 138250, 168665, 213500, 240950, 276500, 337330, 481900, 602375, 674660, 843325, 1204750, 1686650, 2409500, 3373300, 4216625, 8433250, 16866500]

約数ペア:

[(1, 16866500), (2, 8433250), (4, 4216625), (5, 3373300), (7, 2409500), (10, 1686650), (14, 1204750), (20, 843325), (25, 674660), (28, 602375), (35, 481900), (50, 337330), (61, 276500), (70, 240950), (79, 213500), (100, 168665), (122, 138250), (125, 134932), (140, 120475), (158, 106750), (175, 96380), (244, 69125), (250, 67466), (305, 55300), (316, 53375), (350, 48190), (395, 42700), (427, 39500), (500, 33733), (553, 30500), (610, 27650), (700, 24095), (790, 21350), (854, 19750), (875, 19276), (1106, 15250), (1220, 13825), (1525, 11060), (1580, 10675), (1708, 9875), (1750, 9638), (1975, 8540), (2135, 7900), (2212, 7625), (2765, 6100), (3050, 5530), (3500, 4819), (3950, 4270)]