25647551020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{81457}}^1$

素因数の和:81659

約数の個数: 96

約数和(自身を含む): 66673047168

約数和(自身を除く): 41025496148

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 173, 182, 260, 346, 364, 455, 692, 865, 910, 1211, 1730, 1820, 2249, 2422, 3460, 4498, 4844, 6055, 8996, 11245, 12110, 15743, 22490, 24220, 31486, 44980, 62972, 78715, 81457, 157430, 162914, 314860, 325828, 407285, 570199, 814570, 1058941, 1140398, 1629140, 2117882, 2280796, 2850995, 4235764, 5294705, 5701990, 7412587, 10589410, 11403980, 14092061, 14825174, 21178820, 28184122, 29650348, 37062935, 56368244, 70460305, 74125870, 98644427, 140920610, 148251740, 183196793, 197288854, 281841220, 366393586, 394577708, 493222135, 732787172, 915983965, 986444270, 1282377551, 1831967930, 1972888540, 2564755102, 3663935860, 5129510204, 6411887755, 12823775510, 25647551020]

約数ペア:

[(1, 25647551020), (2, 12823775510), (4, 6411887755), (5, 5129510204), (7, 3663935860), (10, 2564755102), (13, 1972888540), (14, 1831967930), (20, 1282377551), (26, 986444270), (28, 915983965), (35, 732787172), (52, 493222135), (65, 394577708), (70, 366393586), (91, 281841220), (130, 197288854), (140, 183196793), (173, 148251740), (182, 140920610), (260, 98644427), (346, 74125870), (364, 70460305), (455, 56368244), (692, 37062935), (865, 29650348), (910, 28184122), (1211, 21178820), (1730, 14825174), (1820, 14092061), (2249, 11403980), (2422, 10589410), (3460, 7412587), (4498, 5701990), (4844, 5294705), (6055, 4235764), (8996, 2850995), (11245, 2280796), (12110, 2117882), (15743, 1629140), (22490, 1140398), (24220, 1058941), (31486, 814570), (44980, 570199), (62972, 407285), (78715, 325828), (81457, 314860), (157430, 162914)]