78726830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1$

素因数の和:778

約数の個数: 96

約数和(自身を含む): 188225856

約数和(自身を除く): 109499026

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 49, 65, 70, 85, 91, 98, 119, 130, 170, 182, 221, 238, 245, 442, 455, 490, 595, 637, 727, 833, 910, 1105, 1190, 1274, 1454, 1547, 1666, 2210, 3094, 3185, 3635, 4165, 5089, 6370, 7270, 7735, 8330, 9451, 10178, 10829, 12359, 15470, 18902, 21658, 24718, 25445, 35623, 47255, 50890, 54145, 61795, 66157, 71246, 86513, 94510, 108290, 123590, 132314, 160667, 173026, 178115, 321334, 330785, 356230, 432565, 463099, 605591, 661570, 803335, 865130, 926198, 1124669, 1211182, 1606670, 2249338, 2315495, 3027955, 4630990, 5623345, 6055910, 7872683, 11246690, 15745366, 39363415, 78726830]

約数ペア:

[(1, 78726830), (2, 39363415), (5, 15745366), (7, 11246690), (10, 7872683), (13, 6055910), (14, 5623345), (17, 4630990), (26, 3027955), (34, 2315495), (35, 2249338), (49, 1606670), (65, 1211182), (70, 1124669), (85, 926198), (91, 865130), (98, 803335), (119, 661570), (130, 605591), (170, 463099), (182, 432565), (221, 356230), (238, 330785), (245, 321334), (442, 178115), (455, 173026), (490, 160667), (595, 132314), (637, 123590), (727, 108290), (833, 94510), (910, 86513), (1105, 71246), (1190, 66157), (1274, 61795), (1454, 54145), (1547, 50890), (1666, 47255), (2210, 35623), (3094, 25445), (3185, 24718), (3635, 21658), (4165, 18902), (5089, 15470), (6370, 12359), (7270, 10829), (7735, 10178), (8330, 9451)]