20175886510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:758

約数の個数: 128

約数和(自身を含む): 41149067904

約数和(自身を除く): 20973181394

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 83, 97, 130, 166, 185, 194, 370, 415, 481, 485, 521, 830, 962, 970, 1042, 1079, 1261, 2158, 2405, 2522, 2605, 3071, 3589, 4810, 5210, 5395, 6142, 6305, 6773, 7178, 8051, 10790, 12610, 13546, 15355, 16102, 17945, 19277, 30710, 33865, 35890, 38554, 39923, 40255, 43243, 46657, 50537, 67730, 79846, 80510, 86486, 93314, 96385, 101074, 104663, 192770, 199615, 209326, 216215, 233285, 250601, 252685, 297887, 399230, 432430, 466570, 501202, 505370, 523315, 562159, 595774, 656981, 1046630, 1124318, 1253005, 1313962, 1489435, 1599991, 1869869, 2506010, 2810795, 2978870, 3199982, 3284905, 3739738, 3872531, 4194571, 5621590, 6569810, 7745062, 7999955, 8389142, 9349345, 15999910, 18698690, 19362655, 20799883, 20972855, 24308297, 38725310, 41599766, 41945710, 48616594, 54529423, 103999415, 109058846, 121541485, 155199127, 207998830, 243082970, 272647115, 310398254, 545294230, 775995635, 1551991270, 2017588651, 4035177302, 10087943255, 20175886510]

約数ペア:

[(1, 20175886510), (2, 10087943255), (5, 4035177302), (10, 2017588651), (13, 1551991270), (26, 775995635), (37, 545294230), (65, 310398254), (74, 272647115), (83, 243082970), (97, 207998830), (130, 155199127), (166, 121541485), (185, 109058846), (194, 103999415), (370, 54529423), (415, 48616594), (481, 41945710), (485, 41599766), (521, 38725310), (830, 24308297), (962, 20972855), (970, 20799883), (1042, 19362655), (1079, 18698690), (1261, 15999910), (2158, 9349345), (2405, 8389142), (2522, 7999955), (2605, 7745062), (3071, 6569810), (3589, 5621590), (4810, 4194571), (5210, 3872531), (5395, 3739738), (6142, 3284905), (6305, 3199982), (6773, 2978870), (7178, 2810795), (8051, 2506010), (10790, 1869869), (12610, 1599991), (13546, 1489435), (15355, 1313962), (16102, 1253005), (17945, 1124318), (19277, 1046630), (30710, 656981), (33865, 595774), (35890, 562159), (38554, 523315), (39923, 505370), (40255, 501202), (43243, 466570), (46657, 432430), (50537, 399230), (67730, 297887), (79846, 252685), (80510, 250601), (86486, 233285), (93314, 216215), (96385, 209326), (101074, 199615), (104663, 192770)]