64255500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:265

約数の個数: 144

約数和(自身を含む): 206125920

約数和(自身を除く): 141870420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 109, 125, 131, 150, 180, 218, 225, 250, 262, 300, 327, 375, 393, 436, 450, 500, 524, 545, 654, 655, 750, 786, 900, 981, 1090, 1125, 1179, 1308, 1310, 1500, 1572, 1635, 1962, 1965, 2180, 2250, 2358, 2620, 2725, 3270, 3275, 3924, 3930, 4500, 4716, 4905, 5450, 5895, 6540, 6550, 7860, 8175, 9810, 9825, 10900, 11790, 13100, 13625, 14279, 16350, 16375, 19620, 19650, 23580, 24525, 27250, 28558, 29475, 32700, 32750, 39300, 40875, 42837, 49050, 49125, 54500, 57116, 58950, 65500, 71395, 81750, 85674, 98100, 98250, 117900, 122625, 128511, 142790, 147375, 163500, 171348, 196500, 214185, 245250, 257022, 285580, 294750, 356975, 428370, 490500, 514044, 589500, 642555, 713950, 856740, 1070925, 1285110, 1427900, 1784875, 2141850, 2570220, 3212775, 3569750, 4283700, 5354625, 6425550, 7139500, 10709250, 12851100, 16063875, 21418500, 32127750, 64255500]

約数ペア:

[(1, 64255500), (2, 32127750), (3, 21418500), (4, 16063875), (5, 12851100), (6, 10709250), (9, 7139500), (10, 6425550), (12, 5354625), (15, 4283700), (18, 3569750), (20, 3212775), (25, 2570220), (30, 2141850), (36, 1784875), (45, 1427900), (50, 1285110), (60, 1070925), (75, 856740), (90, 713950), (100, 642555), (109, 589500), (125, 514044), (131, 490500), (150, 428370), (180, 356975), (218, 294750), (225, 285580), (250, 257022), (262, 245250), (300, 214185), (327, 196500), (375, 171348), (393, 163500), (436, 147375), (450, 142790), (500, 128511), (524, 122625), (545, 117900), (654, 98250), (655, 98100), (750, 85674), (786, 81750), (900, 71395), (981, 65500), (1090, 58950), (1125, 57116), (1179, 54500), (1308, 49125), (1310, 49050), (1500, 42837), (1572, 40875), (1635, 39300), (1962, 32750), (1965, 32700), (2180, 29475), (2250, 28558), (2358, 27250), (2620, 24525), (2725, 23580), (3270, 19650), (3275, 19620), (3924, 16375), (3930, 16350), (4500, 14279), (4716, 13625), (4905, 13100), (5450, 11790), (5895, 10900), (6540, 9825), (6550, 9810), (7860, 8175)]