80405390.000000000

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4057}}^1$

素因数の和:4100

約数の個数: 96

約数和(自身を含む): 427745664

約数和(自身を除く): 283762734

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 169, 182, 195, 210, 273, 338, 390, 455, 507, 546, 845, 910, 1014, 1183, 1365, 1690, 2366, 2535, 2730, 3549, 4057, 5070, 5915, 7098, 8114, 11830, 12171, 17745, 20285, 24342, 28399, 35490, 40570, 52741, 56798, 60855, 85197, 105482, 121710, 141995, 158223, 170394, 263705, 283990, 316446, 369187, 425985, 527410, 685633, 738374, 791115, 851970, 1107561, 1371266, 1582230, 1845935, 2056899, 2215122, 3428165, 3691870, 4113798, 4799431, 5537805, 6856330, 9598862, 10284495, 11075610, 14398293, 20568990, 23997155, 28796586, 47994310, 71991465, 143982930]

約数ペア:

[(1, 143982930), (2, 71991465), (3, 47994310), (5, 28796586), (6, 23997155), (7, 20568990), (10, 14398293), (13, 11075610), (14, 10284495), (15, 9598862), (21, 6856330), (26, 5537805), (30, 4799431), (35, 4113798), (39, 3691870), (42, 3428165), (65, 2215122), (70, 2056899), (78, 1845935), (91, 1582230), (105, 1371266), (130, 1107561), (169, 851970), (182, 791115), (195, 738374), (210, 685633), (273, 527410), (338, 425985), (390, 369187), (455, 316446), (507, 283990), (546, 263705), (845, 170394), (910, 158223), (1014, 141995), (1183, 121710), (1365, 105482), (1690, 85197), (2366, 60855), (2535, 56798), (2730, 52741), (3549, 40570), (4057, 35490), (5070, 28399), (5915, 24342), (7098, 20285), (8114, 17745), (11830, 12171)]