80952640

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:704

約数の個数: 112

約数和(自身を含む): 213311232

約数和(自身を除く): 132358592

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, 647, 680, 736, 782, 920, 1088, 1294, 1360, 1472, 1564, 1840, 1955, 2588, 2720, 3128, 3235, 3680, 3910, 5176, 5440, 6256, 6470, 7360, 7820, 10352, 10999, 12512, 12940, 14881, 15640, 20704, 21998, 25024, 25880, 29762, 31280, 41408, 43996, 51760, 54995, 59524, 62560, 74405, 87992, 103520, 109990, 119048, 125120, 148810, 175984, 207040, 219980, 238096, 252977, 297620, 351968, 439960, 476192, 505954, 595240, 703936, 879920, 952384, 1011908, 1190480, 1264885, 1759840, 2023816, 2380960, 2529770, 3519680, 4047632, 4761920, 5059540, 8095264, 10119080, 16190528, 20238160, 40476320, 80952640]

約数ペア:

[(1, 80952640), (2, 40476320), (4, 20238160), (5, 16190528), (8, 10119080), (10, 8095264), (16, 5059540), (17, 4761920), (20, 4047632), (23, 3519680), (32, 2529770), (34, 2380960), (40, 2023816), (46, 1759840), (64, 1264885), (68, 1190480), (80, 1011908), (85, 952384), (92, 879920), (115, 703936), (136, 595240), (160, 505954), (170, 476192), (184, 439960), (230, 351968), (272, 297620), (320, 252977), (340, 238096), (368, 219980), (391, 207040), (460, 175984), (544, 148810), (647, 125120), (680, 119048), (736, 109990), (782, 103520), (920, 87992), (1088, 74405), (1294, 62560), (1360, 59524), (1472, 54995), (1564, 51760), (1840, 43996), (1955, 41408), (2588, 31280), (2720, 29762), (3128, 25880), (3235, 25024), (3680, 21998), (3910, 20704), (5176, 15640), (5440, 14881), (6256, 12940), (6470, 12512), (7360, 10999), (7820, 10352)]