26351013020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1\times {\mathrm{457}}^1$

素因数の和:991

約数の個数: 96

約数和(自身を含む): 56921940096

約数和(自身を除く): 30570927076

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 151, 244, 302, 305, 313, 457, 604, 610, 626, 755, 914, 1220, 1252, 1510, 1565, 1828, 2285, 3020, 3130, 4570, 6260, 9140, 9211, 18422, 19093, 27877, 36844, 38186, 46055, 47263, 55754, 69007, 76372, 92110, 94526, 95465, 111508, 138014, 139385, 143041, 184220, 189052, 190930, 236315, 276028, 278770, 286082, 345035, 381860, 472630, 557540, 572164, 690070, 715205, 945260, 1380140, 1430410, 2860820, 2883043, 4209427, 5766086, 8418854, 8725501, 11532172, 14415215, 16837708, 17451002, 21047135, 21599191, 28830430, 34902004, 42094270, 43198382, 43627505, 57660860, 84188540, 86396764, 87255010, 107995955, 174510020, 215991910, 431983820, 1317550651, 2635101302, 5270202604, 6587753255, 13175506510, 26351013020]

約数ペア:

[(1, 26351013020), (2, 13175506510), (4, 6587753255), (5, 5270202604), (10, 2635101302), (20, 1317550651), (61, 431983820), (122, 215991910), (151, 174510020), (244, 107995955), (302, 87255010), (305, 86396764), (313, 84188540), (457, 57660860), (604, 43627505), (610, 43198382), (626, 42094270), (755, 34902004), (914, 28830430), (1220, 21599191), (1252, 21047135), (1510, 17451002), (1565, 16837708), (1828, 14415215), (2285, 11532172), (3020, 8725501), (3130, 8418854), (4570, 5766086), (6260, 4209427), (9140, 2883043), (9211, 2860820), (18422, 1430410), (19093, 1380140), (27877, 945260), (36844, 715205), (38186, 690070), (46055, 572164), (47263, 557540), (55754, 472630), (69007, 381860), (76372, 345035), (92110, 286082), (94526, 278770), (95465, 276028), (111508, 236315), (138014, 190930), (139385, 189052), (143041, 184220)]