49504520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 128

約数和(自身を含む): 128701440

約数和(自身を除く): 79196920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 37, 40, 52, 62, 65, 74, 83, 104, 124, 130, 148, 155, 166, 185, 248, 260, 296, 310, 332, 370, 403, 415, 481, 520, 620, 664, 740, 806, 830, 962, 1079, 1147, 1240, 1480, 1612, 1660, 1924, 2015, 2158, 2294, 2405, 2573, 3071, 3224, 3320, 3848, 4030, 4316, 4588, 4810, 5146, 5395, 5735, 6142, 8060, 8632, 9176, 9620, 10292, 10790, 11470, 12284, 12865, 14911, 15355, 16120, 19240, 20584, 21580, 22940, 24568, 25730, 29822, 30710, 33449, 39923, 43160, 45880, 51460, 59644, 61420, 66898, 74555, 79846, 95201, 102920, 119288, 122840, 133796, 149110, 159692, 167245, 190402, 199615, 267592, 298220, 319384, 334490, 380804, 399230, 476005, 596440, 668980, 761608, 798460, 952010, 1237613, 1337960, 1596920, 1904020, 2475226, 3808040, 4950452, 6188065, 9900904, 12376130, 24752260, 49504520]

約数ペア:

[(1, 49504520), (2, 24752260), (4, 12376130), (5, 9900904), (8, 6188065), (10, 4950452), (13, 3808040), (20, 2475226), (26, 1904020), (31, 1596920), (37, 1337960), (40, 1237613), (52, 952010), (62, 798460), (65, 761608), (74, 668980), (83, 596440), (104, 476005), (124, 399230), (130, 380804), (148, 334490), (155, 319384), (166, 298220), (185, 267592), (248, 199615), (260, 190402), (296, 167245), (310, 159692), (332, 149110), (370, 133796), (403, 122840), (415, 119288), (481, 102920), (520, 95201), (620, 79846), (664, 74555), (740, 66898), (806, 61420), (830, 59644), (962, 51460), (1079, 45880), (1147, 43160), (1240, 39923), (1480, 33449), (1612, 30710), (1660, 29822), (1924, 25730), (2015, 24568), (2158, 22940), (2294, 21580), (2405, 20584), (2573, 19240), (3071, 16120), (3224, 15355), (3320, 14911), (3848, 12865), (4030, 12284), (4316, 11470), (4588, 10790), (4810, 10292), (5146, 9620), (5395, 9176), (5735, 8632), (6142, 8060)]