287780453480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3203}}^1\times {\mathrm{13291}}^1$

素因数の和:16531

約数の個数: 96

約数和(自身を含む): 701417244960

約数和(自身を除く): 413636791480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3203, 3380, 6406, 6760, 12812, 13291, 16015, 25624, 26582, 32030, 41639, 53164, 64060, 66455, 83278, 106328, 128120, 132910, 166556, 172783, 208195, 265820, 333112, 345566, 416390, 531640, 541307, 691132, 832780, 863915, 1082614, 1382264, 1665560, 1727830, 2165228, 2246179, 2706535, 3455660, 4330456, 4492358, 5413070, 6911320, 8984716, 10826140, 11230895, 17969432, 21652280, 22461790, 42571073, 44923580, 85142146, 89847160, 170284292, 212855365, 340568584, 425710730, 553423949, 851421460, 1106847898, 1702842920, 2213695796, 2767119745, 4427391592, 5534239490, 7194511337, 11068478980, 14389022674, 22136957960, 28778045348, 35972556685, 57556090696, 71945113370, 143890226740, 287780453480]

約数ペア:

[(1, 287780453480), (2, 143890226740), (4, 71945113370), (5, 57556090696), (8, 35972556685), (10, 28778045348), (13, 22136957960), (20, 14389022674), (26, 11068478980), (40, 7194511337), (52, 5534239490), (65, 4427391592), (104, 2767119745), (130, 2213695796), (169, 1702842920), (260, 1106847898), (338, 851421460), (520, 553423949), (676, 425710730), (845, 340568584), (1352, 212855365), (1690, 170284292), (3203, 89847160), (3380, 85142146), (6406, 44923580), (6760, 42571073), (12812, 22461790), (13291, 21652280), (16015, 17969432), (25624, 11230895), (26582, 10826140), (32030, 8984716), (41639, 6911320), (53164, 5413070), (64060, 4492358), (66455, 4330456), (83278, 3455660), (106328, 2706535), (128120, 2246179), (132910, 2165228), (166556, 1727830), (172783, 1665560), (208195, 1382264), (265820, 1082614), (333112, 863915), (345566, 832780), (416390, 691132), (531640, 541307)]