81492950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 192630528

約数和(自身を除く): 111137578

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 61, 70, 77, 110, 122, 154, 175, 275, 305, 347, 350, 385, 427, 550, 610, 671, 694, 770, 854, 1342, 1525, 1735, 1925, 2135, 2429, 3050, 3355, 3470, 3817, 3850, 4270, 4697, 4858, 6710, 7634, 8675, 9394, 10675, 12145, 16775, 17350, 19085, 21167, 21350, 23485, 24290, 26719, 33550, 38170, 42334, 46970, 53438, 60725, 95425, 105835, 117425, 121450, 133595, 148169, 190850, 211670, 232837, 234850, 267190, 296338, 465674, 529175, 667975, 740845, 1058350, 1164185, 1335950, 1481690, 1629859, 2328370, 3259718, 3704225, 5820925, 7408450, 8149295, 11641850, 16298590, 40746475, 81492950]

約数ペア:

[(1, 81492950), (2, 40746475), (5, 16298590), (7, 11641850), (10, 8149295), (11, 7408450), (14, 5820925), (22, 3704225), (25, 3259718), (35, 2328370), (50, 1629859), (55, 1481690), (61, 1335950), (70, 1164185), (77, 1058350), (110, 740845), (122, 667975), (154, 529175), (175, 465674), (275, 296338), (305, 267190), (347, 234850), (350, 232837), (385, 211670), (427, 190850), (550, 148169), (610, 133595), (671, 121450), (694, 117425), (770, 105835), (854, 95425), (1342, 60725), (1525, 53438), (1735, 46970), (1925, 42334), (2135, 38170), (2429, 33550), (3050, 26719), (3355, 24290), (3470, 23485), (3817, 21350), (3850, 21167), (4270, 19085), (4697, 17350), (4858, 16775), (6710, 12145), (7634, 10675), (8675, 9394)]