80244220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 205470720

約数和(自身を除く): 125226500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 97, 133, 140, 190, 194, 266, 311, 380, 388, 485, 532, 622, 665, 679, 970, 1244, 1330, 1358, 1555, 1843, 1940, 2177, 2660, 2716, 3110, 3395, 3686, 4354, 5909, 6220, 6790, 7372, 8708, 9215, 10885, 11818, 12901, 13580, 18430, 21770, 23636, 25802, 29545, 30167, 36860, 41363, 43540, 51604, 59090, 60334, 64505, 82726, 118180, 120668, 129010, 150835, 165452, 206815, 211169, 258020, 301670, 413630, 422338, 573173, 603340, 827260, 844676, 1055845, 1146346, 2111690, 2292692, 2865865, 4012211, 4223380, 5731730, 8024422, 11463460, 16048844, 20061055, 40122110, 80244220]

約数ペア:

[(1, 80244220), (2, 40122110), (4, 20061055), (5, 16048844), (7, 11463460), (10, 8024422), (14, 5731730), (19, 4223380), (20, 4012211), (28, 2865865), (35, 2292692), (38, 2111690), (70, 1146346), (76, 1055845), (95, 844676), (97, 827260), (133, 603340), (140, 573173), (190, 422338), (194, 413630), (266, 301670), (311, 258020), (380, 211169), (388, 206815), (485, 165452), (532, 150835), (622, 129010), (665, 120668), (679, 118180), (970, 82726), (1244, 64505), (1330, 60334), (1358, 59090), (1555, 51604), (1843, 43540), (1940, 41363), (2177, 36860), (2660, 30167), (2716, 29545), (3110, 25802), (3395, 23636), (3686, 21770), (4354, 18430), (5909, 13580), (6220, 12901), (6790, 11818), (7372, 10885), (8708, 9215)]