2018889375

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 3522372480

約数和(自身を除く): 1503483105

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 107, 125, 145, 321, 347, 375, 435, 535, 625, 725, 1041, 1605, 1735, 1875, 2175, 2675, 3103, 3625, 5205, 8025, 8675, 9309, 10063, 10875, 13375, 15515, 18125, 26025, 30189, 37129, 40125, 43375, 46545, 50315, 54375, 66875, 77575, 111387, 130125, 150945, 185645, 200625, 216875, 232725, 251575, 387875, 556935, 650625, 754725, 928225, 1076741, 1163625, 1257875, 1939375, 2784675, 3230223, 3773625, 4641125, 5383705, 5818125, 6289375, 13923375, 16151115, 18868125, 23205625, 26918525, 69616875, 80755575, 134592625, 403777875, 672963125, 2018889375]

約数ペア:

[(1, 2018889375), (3, 672963125), (5, 403777875), (15, 134592625), (25, 80755575), (29, 69616875), (75, 26918525), (87, 23205625), (107, 18868125), (125, 16151115), (145, 13923375), (321, 6289375), (347, 5818125), (375, 5383705), (435, 4641125), (535, 3773625), (625, 3230223), (725, 2784675), (1041, 1939375), (1605, 1257875), (1735, 1163625), (1875, 1076741), (2175, 928225), (2675, 754725), (3103, 650625), (3625, 556935), (5205, 387875), (8025, 251575), (8675, 232725), (9309, 216875), (10063, 200625), (10875, 185645), (13375, 150945), (15515, 130125), (18125, 111387), (26025, 77575), (30189, 66875), (37129, 54375), (40125, 50315), (43375, 46545)]