18999671675

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{653}}^1$

素因数の和:992

約数の個数: 48

約数和(自身を含む): 24304471200

約数和(自身を除く): 5304799525

約数列:

[1, 5, 25, 73, 107, 149, 365, 535, 653, 745, 1825, 2675, 3265, 3725, 7811, 10877, 15943, 16325, 39055, 47669, 54385, 69871, 79715, 97297, 195275, 238345, 271925, 349355, 398575, 486485, 1163839, 1191725, 1746775, 2432425, 5100583, 5819195, 7102681, 10410779, 25502915, 29095975, 35513405, 52053895, 127514575, 177567025, 260269475, 759986867, 3799934335, 18999671675]

約数ペア:

[(1, 18999671675), (5, 3799934335), (25, 759986867), (73, 260269475), (107, 177567025), (149, 127514575), (365, 52053895), (535, 35513405), (653, 29095975), (745, 25502915), (1825, 10410779), (2675, 7102681), (3265, 5819195), (3725, 5100583), (7811, 2432425), (10877, 1746775), (15943, 1191725), (16325, 1163839), (39055, 486485), (47669, 398575), (54385, 349355), (69871, 271925), (79715, 238345), (97297, 195275)]