75087890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 143928576

約数和(自身を除く): 68840686

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 131, 155, 215, 262, 310, 430, 655, 1310, 1333, 1849, 2666, 3698, 4061, 5633, 6665, 8122, 9245, 11266, 13330, 18490, 20305, 28165, 40610, 56330, 57319, 114638, 174623, 242219, 286595, 349246, 484438, 573190, 873115, 1211095, 1746230, 2422190, 7508789, 15017578, 37543945, 75087890]

約数ペア:

[(1, 75087890), (2, 37543945), (5, 15017578), (10, 7508789), (31, 2422190), (43, 1746230), (62, 1211095), (86, 873115), (131, 573190), (155, 484438), (215, 349246), (262, 286595), (310, 242219), (430, 174623), (655, 114638), (1310, 57319), (1333, 56330), (1849, 40610), (2666, 28165), (3698, 20305), (4061, 18490), (5633, 13330), (6665, 11266), (8122, 9245)]