204674480

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 488566944

約数和(自身を除く): 283892464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 101, 146, 202, 292, 347, 365, 404, 505, 584, 694, 730, 808, 1010, 1168, 1388, 1460, 1616, 1735, 2020, 2776, 2920, 3470, 4040, 5552, 5840, 6940, 7373, 8080, 13880, 14746, 25331, 27760, 29492, 35047, 36865, 50662, 58984, 70094, 73730, 101324, 117968, 126655, 140188, 147460, 175235, 202648, 253310, 280376, 294920, 350470, 405296, 506620, 560752, 589840, 700940, 1013240, 1401880, 2026480, 2558431, 2803760, 5116862, 10233724, 12792155, 20467448, 25584310, 40934896, 51168620, 102337240, 204674480]

約数ペア:

[(1, 204674480), (2, 102337240), (4, 51168620), (5, 40934896), (8, 25584310), (10, 20467448), (16, 12792155), (20, 10233724), (40, 5116862), (73, 2803760), (80, 2558431), (101, 2026480), (146, 1401880), (202, 1013240), (292, 700940), (347, 589840), (365, 560752), (404, 506620), (505, 405296), (584, 350470), (694, 294920), (730, 280376), (808, 253310), (1010, 202648), (1168, 175235), (1388, 147460), (1460, 140188), (1616, 126655), (1735, 117968), (2020, 101324), (2776, 73730), (2920, 70094), (3470, 58984), (4040, 50662), (5552, 36865), (5840, 35047), (6940, 29492), (7373, 27760), (8080, 25331), (13880, 14746)]