84854380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 205329600

約数和(自身を除く): 120475220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 89, 95, 130, 178, 190, 193, 247, 260, 356, 380, 386, 445, 494, 772, 890, 965, 988, 1157, 1235, 1691, 1780, 1930, 2314, 2470, 2509, 3382, 3667, 3860, 4628, 4940, 5018, 5785, 6764, 7334, 8455, 10036, 11570, 12545, 14668, 16910, 17177, 18335, 21983, 23140, 25090, 33820, 34354, 36670, 43966, 47671, 50180, 68708, 73340, 85885, 87932, 95342, 109915, 171770, 190684, 219830, 223301, 238355, 326363, 343540, 439660, 446602, 476710, 652726, 893204, 953420, 1116505, 1305452, 1631815, 2233010, 3263630, 4242719, 4466020, 6527260, 8485438, 16970876, 21213595, 42427190, 84854380]

約数ペア:

[(1, 84854380), (2, 42427190), (4, 21213595), (5, 16970876), (10, 8485438), (13, 6527260), (19, 4466020), (20, 4242719), (26, 3263630), (38, 2233010), (52, 1631815), (65, 1305452), (76, 1116505), (89, 953420), (95, 893204), (130, 652726), (178, 476710), (190, 446602), (193, 439660), (247, 343540), (260, 326363), (356, 238355), (380, 223301), (386, 219830), (445, 190684), (494, 171770), (772, 109915), (890, 95342), (965, 87932), (988, 85885), (1157, 73340), (1235, 68708), (1691, 50180), (1780, 47671), (1930, 43966), (2314, 36670), (2470, 34354), (2509, 33820), (3382, 25090), (3667, 23140), (3860, 21983), (4628, 18335), (4940, 17177), (5018, 16910), (5785, 14668), (6764, 12545), (7334, 11570), (8455, 10036)]