201148720

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 486004608

約数和(自身を除く): 284855888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 61, 80, 94, 122, 188, 235, 244, 305, 376, 470, 488, 610, 752, 877, 940, 976, 1220, 1754, 1880, 2440, 2867, 3508, 3760, 4385, 4880, 5734, 7016, 8770, 11468, 14032, 14335, 17540, 22936, 28670, 35080, 41219, 45872, 53497, 57340, 70160, 82438, 106994, 114680, 164876, 206095, 213988, 229360, 267485, 329752, 412190, 427976, 534970, 659504, 824380, 855952, 1069940, 1648760, 2139880, 2514359, 3297520, 4279760, 5028718, 10057436, 12571795, 20114872, 25143590, 40229744, 50287180, 100574360, 201148720]

約数ペア:

[(1, 201148720), (2, 100574360), (4, 50287180), (5, 40229744), (8, 25143590), (10, 20114872), (16, 12571795), (20, 10057436), (40, 5028718), (47, 4279760), (61, 3297520), (80, 2514359), (94, 2139880), (122, 1648760), (188, 1069940), (235, 855952), (244, 824380), (305, 659504), (376, 534970), (470, 427976), (488, 412190), (610, 329752), (752, 267485), (877, 229360), (940, 213988), (976, 206095), (1220, 164876), (1754, 114680), (1880, 106994), (2440, 82438), (2867, 70160), (3508, 57340), (3760, 53497), (4385, 45872), (4880, 41219), (5734, 35080), (7016, 28670), (8770, 22936), (11468, 17540), (14032, 14335)]