81703360

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:710

約数の個数: 112

約数和(自身を含む): 215286336

約数和(自身を除く): 133582976

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 136, 160, 170, 184, 230, 272, 320, 340, 368, 391, 460, 544, 653, 680, 736, 782, 920, 1088, 1306, 1360, 1472, 1564, 1840, 1955, 2612, 2720, 3128, 3265, 3680, 3910, 5224, 5440, 6256, 6530, 7360, 7820, 10448, 11101, 12512, 13060, 15019, 15640, 20896, 22202, 25024, 26120, 30038, 31280, 41792, 44404, 52240, 55505, 60076, 62560, 75095, 88808, 104480, 111010, 120152, 125120, 150190, 177616, 208960, 222020, 240304, 255323, 300380, 355232, 444040, 480608, 510646, 600760, 710464, 888080, 961216, 1021292, 1201520, 1276615, 1776160, 2042584, 2403040, 2553230, 3552320, 4085168, 4806080, 5106460, 8170336, 10212920, 16340672, 20425840, 40851680, 81703360]

約数ペア:

[(1, 81703360), (2, 40851680), (4, 20425840), (5, 16340672), (8, 10212920), (10, 8170336), (16, 5106460), (17, 4806080), (20, 4085168), (23, 3552320), (32, 2553230), (34, 2403040), (40, 2042584), (46, 1776160), (64, 1276615), (68, 1201520), (80, 1021292), (85, 961216), (92, 888080), (115, 710464), (136, 600760), (160, 510646), (170, 480608), (184, 444040), (230, 355232), (272, 300380), (320, 255323), (340, 240304), (368, 222020), (391, 208960), (460, 177616), (544, 150190), (653, 125120), (680, 120152), (736, 111010), (782, 104480), (920, 88808), (1088, 75095), (1306, 62560), (1360, 60076), (1472, 55505), (1564, 52240), (1840, 44404), (1955, 41792), (2612, 31280), (2720, 30038), (3128, 26120), (3265, 25024), (3680, 22202), (3910, 20896), (5224, 15640), (5440, 15019), (6256, 13060), (6530, 12512), (7360, 11101), (7820, 10448)]