26401830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:558

約数の個数: 128

約数和(自身を含む): 82252800

約数和(自身を除く): 55850970

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 509, 546, 570, 665, 741, 798, 910, 1018, 1235, 1330, 1365, 1482, 1527, 1729, 1995, 2470, 2545, 2730, 3054, 3458, 3563, 3705, 3990, 5090, 5187, 6617, 7126, 7410, 7635, 8645, 9671, 10374, 10689, 13234, 15270, 17290, 17815, 19342, 19851, 21378, 25935, 29013, 33085, 35630, 39702, 46319, 48355, 51870, 53445, 58026, 66170, 67697, 92638, 96710, 99255, 106890, 125723, 135394, 138957, 145065, 198510, 203091, 231595, 251446, 277914, 290130, 338485, 377169, 406182, 463190, 628615, 676970, 694785, 754338, 880061, 1015455, 1257230, 1389570, 1760122, 1885845, 2030910, 2640183, 3771690, 4400305, 5280366, 8800610, 13200915, 26401830]

約数ペア:

[(1, 26401830), (2, 13200915), (3, 8800610), (5, 5280366), (6, 4400305), (7, 3771690), (10, 2640183), (13, 2030910), (14, 1885845), (15, 1760122), (19, 1389570), (21, 1257230), (26, 1015455), (30, 880061), (35, 754338), (38, 694785), (39, 676970), (42, 628615), (57, 463190), (65, 406182), (70, 377169), (78, 338485), (91, 290130), (95, 277914), (105, 251446), (114, 231595), (130, 203091), (133, 198510), (182, 145065), (190, 138957), (195, 135394), (210, 125723), (247, 106890), (266, 99255), (273, 96710), (285, 92638), (390, 67697), (399, 66170), (455, 58026), (494, 53445), (509, 51870), (546, 48355), (570, 46319), (665, 39702), (741, 35630), (798, 33085), (910, 29013), (1018, 25935), (1235, 21378), (1330, 19851), (1365, 19342), (1482, 17815), (1527, 17290), (1729, 15270), (1995, 13234), (2470, 10689), (2545, 10374), (2730, 9671), (3054, 8645), (3458, 7635), (3563, 7410), (3705, 7126), (3990, 6617), (5090, 5187)]