72285800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 176774400

約数和(自身を除く): 104488600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 89, 100, 124, 131, 155, 178, 200, 248, 262, 310, 356, 445, 524, 620, 655, 712, 775, 890, 1048, 1240, 1310, 1550, 1780, 2225, 2620, 2759, 3100, 3275, 3560, 4061, 4450, 5240, 5518, 6200, 6550, 8122, 8900, 11036, 11659, 13100, 13795, 16244, 17800, 20305, 22072, 23318, 26200, 27590, 32488, 40610, 46636, 55180, 58295, 68975, 81220, 93272, 101525, 110360, 116590, 137950, 162440, 203050, 233180, 275900, 291475, 361429, 406100, 466360, 551800, 582950, 722858, 812200, 1165900, 1445716, 1807145, 2331800, 2891432, 3614290, 7228580, 9035725, 14457160, 18071450, 36142900, 72285800]

約数ペア:

[(1, 72285800), (2, 36142900), (4, 18071450), (5, 14457160), (8, 9035725), (10, 7228580), (20, 3614290), (25, 2891432), (31, 2331800), (40, 1807145), (50, 1445716), (62, 1165900), (89, 812200), (100, 722858), (124, 582950), (131, 551800), (155, 466360), (178, 406100), (200, 361429), (248, 291475), (262, 275900), (310, 233180), (356, 203050), (445, 162440), (524, 137950), (620, 116590), (655, 110360), (712, 101525), (775, 93272), (890, 81220), (1048, 68975), (1240, 58295), (1310, 55180), (1550, 46636), (1780, 40610), (2225, 32488), (2620, 27590), (2759, 26200), (3100, 23318), (3275, 22072), (3560, 20305), (4061, 17800), (4450, 16244), (5240, 13795), (5518, 13100), (6200, 11659), (6550, 11036), (8122, 8900)]