81795510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 221450112

約数和(自身を除く): 139654602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 61, 90, 94, 122, 141, 183, 235, 282, 305, 317, 366, 423, 470, 549, 610, 634, 705, 846, 915, 951, 1098, 1410, 1585, 1830, 1902, 2115, 2745, 2853, 2867, 3170, 4230, 4755, 5490, 5706, 5734, 8601, 9510, 14265, 14335, 14899, 17202, 19337, 25803, 28530, 28670, 29798, 38674, 43005, 44697, 51606, 58011, 74495, 86010, 89394, 96685, 116022, 129015, 134091, 148990, 174033, 193370, 223485, 258030, 268182, 290055, 348066, 446970, 580110, 670455, 870165, 908839, 1340910, 1740330, 1817678, 2726517, 4544195, 5453034, 8179551, 9088390, 13632585, 16359102, 27265170, 40897755, 81795510]

約数ペア:

[(1, 81795510), (2, 40897755), (3, 27265170), (5, 16359102), (6, 13632585), (9, 9088390), (10, 8179551), (15, 5453034), (18, 4544195), (30, 2726517), (45, 1817678), (47, 1740330), (61, 1340910), (90, 908839), (94, 870165), (122, 670455), (141, 580110), (183, 446970), (235, 348066), (282, 290055), (305, 268182), (317, 258030), (366, 223485), (423, 193370), (470, 174033), (549, 148990), (610, 134091), (634, 129015), (705, 116022), (846, 96685), (915, 89394), (951, 86010), (1098, 74495), (1410, 58011), (1585, 51606), (1830, 44697), (1902, 43005), (2115, 38674), (2745, 29798), (2853, 28670), (2867, 28530), (3170, 25803), (4230, 19337), (4755, 17202), (5490, 14899), (5706, 14335), (5734, 14265), (8601, 9510)]