164488480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2610

約数の個数: 96

約数和(自身を含む): 432165888

約数和(自身を除く): 267677408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 2551, 3224, 4030, 4960, 5102, 6448, 8060, 10204, 12755, 12896, 16120, 20408, 25510, 32240, 33163, 40816, 51020, 64480, 66326, 79081, 81632, 102040, 132652, 158162, 165815, 204080, 265304, 316324, 331630, 395405, 408160, 530608, 632648, 663260, 790810, 1028053, 1061216, 1265296, 1326520, 1581620, 2056106, 2530592, 2653040, 3163240, 4112212, 5140265, 5306080, 6326480, 8224424, 10280530, 12652960, 16448848, 20561060, 32897696, 41122120, 82244240, 164488480]

約数ペア:

[(1, 164488480), (2, 82244240), (4, 41122120), (5, 32897696), (8, 20561060), (10, 16448848), (13, 12652960), (16, 10280530), (20, 8224424), (26, 6326480), (31, 5306080), (32, 5140265), (40, 4112212), (52, 3163240), (62, 2653040), (65, 2530592), (80, 2056106), (104, 1581620), (124, 1326520), (130, 1265296), (155, 1061216), (160, 1028053), (208, 790810), (248, 663260), (260, 632648), (310, 530608), (403, 408160), (416, 395405), (496, 331630), (520, 316324), (620, 265304), (806, 204080), (992, 165815), (1040, 158162), (1240, 132652), (1612, 102040), (2015, 81632), (2080, 79081), (2480, 66326), (2551, 64480), (3224, 51020), (4030, 40816), (4960, 33163), (5102, 32240), (6448, 25510), (8060, 20408), (10204, 16120), (12755, 12896)]