78847600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 208267920

約数和(自身を除く): 129420320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 59, 65, 80, 100, 104, 118, 130, 200, 208, 236, 257, 260, 295, 325, 400, 472, 514, 520, 590, 650, 767, 944, 1028, 1040, 1180, 1285, 1300, 1475, 1534, 2056, 2360, 2570, 2600, 2950, 3068, 3341, 3835, 4112, 4720, 5140, 5200, 5900, 6136, 6425, 6682, 7670, 10280, 11800, 12272, 12850, 13364, 15163, 15340, 16705, 19175, 20560, 23600, 25700, 26728, 30326, 30680, 33410, 38350, 51400, 53456, 60652, 61360, 66820, 75815, 76700, 83525, 102800, 121304, 133640, 151630, 153400, 167050, 197119, 242608, 267280, 303260, 306800, 334100, 379075, 394238, 606520, 668200, 758150, 788476, 985595, 1213040, 1336400, 1516300, 1576952, 1971190, 3032600, 3153904, 3942380, 4927975, 6065200, 7884760, 9855950, 15769520, 19711900, 39423800, 78847600]

約数ペア:

[(1, 78847600), (2, 39423800), (4, 19711900), (5, 15769520), (8, 9855950), (10, 7884760), (13, 6065200), (16, 4927975), (20, 3942380), (25, 3153904), (26, 3032600), (40, 1971190), (50, 1576952), (52, 1516300), (59, 1336400), (65, 1213040), (80, 985595), (100, 788476), (104, 758150), (118, 668200), (130, 606520), (200, 394238), (208, 379075), (236, 334100), (257, 306800), (260, 303260), (295, 267280), (325, 242608), (400, 197119), (472, 167050), (514, 153400), (520, 151630), (590, 133640), (650, 121304), (767, 102800), (944, 83525), (1028, 76700), (1040, 75815), (1180, 66820), (1285, 61360), (1300, 60652), (1475, 53456), (1534, 51400), (2056, 38350), (2360, 33410), (2570, 30680), (2600, 30326), (2950, 26728), (3068, 25700), (3341, 23600), (3835, 20560), (4112, 19175), (4720, 16705), (5140, 15340), (5200, 15163), (5900, 13364), (6136, 12850), (6425, 12272), (6682, 11800), (7670, 10280)]