82953520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 120

約数和(自身を含む): 217204848

約数和(自身を除く): 134251328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 83, 104, 124, 130, 155, 166, 208, 248, 260, 310, 332, 403, 415, 496, 520, 620, 664, 806, 830, 961, 1040, 1079, 1240, 1328, 1612, 1660, 1922, 2015, 2158, 2480, 2573, 3224, 3320, 3844, 4030, 4316, 4805, 5146, 5395, 6448, 6640, 7688, 8060, 8632, 9610, 10292, 10790, 12493, 12865, 15376, 16120, 17264, 19220, 20584, 21580, 24986, 25730, 32240, 33449, 38440, 41168, 43160, 49972, 51460, 62465, 66898, 76880, 79763, 86320, 99944, 102920, 124930, 133796, 159526, 167245, 199888, 205840, 249860, 267592, 319052, 334490, 398815, 499720, 535184, 638104, 668980, 797630, 999440, 1036919, 1276208, 1337960, 1595260, 2073838, 2675920, 3190520, 4147676, 5184595, 6381040, 8295352, 10369190, 16590704, 20738380, 41476760, 82953520]

約数ペア:

[(1, 82953520), (2, 41476760), (4, 20738380), (5, 16590704), (8, 10369190), (10, 8295352), (13, 6381040), (16, 5184595), (20, 4147676), (26, 3190520), (31, 2675920), (40, 2073838), (52, 1595260), (62, 1337960), (65, 1276208), (80, 1036919), (83, 999440), (104, 797630), (124, 668980), (130, 638104), (155, 535184), (166, 499720), (208, 398815), (248, 334490), (260, 319052), (310, 267592), (332, 249860), (403, 205840), (415, 199888), (496, 167245), (520, 159526), (620, 133796), (664, 124930), (806, 102920), (830, 99944), (961, 86320), (1040, 79763), (1079, 76880), (1240, 66898), (1328, 62465), (1612, 51460), (1660, 49972), (1922, 43160), (2015, 41168), (2158, 38440), (2480, 33449), (2573, 32240), (3224, 25730), (3320, 24986), (3844, 21580), (4030, 20584), (4316, 19220), (4805, 17264), (5146, 16120), (5395, 15376), (6448, 12865), (6640, 12493), (7688, 10790), (8060, 10292), (8632, 9610)]