496497920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22817}}^1$

素因数の和:22855

約数の個数: 72

約数和(自身を含む): 1259279784

約数和(自身を除く): 762781864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 10880, 21760, 22817, 45634, 91268, 114085, 182536, 228170, 365072, 387889, 456340, 730144, 775778, 912680, 1460288, 1551556, 1825360, 1939445, 2920576, 3103112, 3650720, 3878890, 5841152, 6206224, 7301440, 7757780, 12412448, 14602880, 15515560, 24824896, 29205760, 31031120, 49649792, 62062240, 99299584, 124124480, 248248960, 496497920]

約数ペア:

[(1, 496497920), (2, 248248960), (4, 124124480), (5, 99299584), (8, 62062240), (10, 49649792), (16, 31031120), (17, 29205760), (20, 24824896), (32, 15515560), (34, 14602880), (40, 12412448), (64, 7757780), (68, 7301440), (80, 6206224), (85, 5841152), (128, 3878890), (136, 3650720), (160, 3103112), (170, 2920576), (256, 1939445), (272, 1825360), (320, 1551556), (340, 1460288), (544, 912680), (640, 775778), (680, 730144), (1088, 456340), (1280, 387889), (1360, 365072), (2176, 228170), (2720, 182536), (4352, 114085), (5440, 91268), (10880, 45634), (21760, 22817)]