8047120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:188

約数の個数: 80

約数和(自身を含む): 20342448

約数和(自身を除く): 12295328

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 97, 122, 136, 170, 194, 244, 272, 305, 340, 388, 485, 488, 610, 680, 776, 970, 976, 1037, 1220, 1360, 1552, 1649, 1940, 2074, 2440, 3298, 3880, 4148, 4880, 5185, 5917, 6596, 7760, 8245, 8296, 10370, 11834, 13192, 16490, 16592, 20740, 23668, 26384, 29585, 32980, 41480, 47336, 59170, 65960, 82960, 94672, 100589, 118340, 131920, 201178, 236680, 402356, 473360, 502945, 804712, 1005890, 1609424, 2011780, 4023560, 8047120]

約数ペア:

[(1, 8047120), (2, 4023560), (4, 2011780), (5, 1609424), (8, 1005890), (10, 804712), (16, 502945), (17, 473360), (20, 402356), (34, 236680), (40, 201178), (61, 131920), (68, 118340), (80, 100589), (85, 94672), (97, 82960), (122, 65960), (136, 59170), (170, 47336), (194, 41480), (244, 32980), (272, 29585), (305, 26384), (340, 23668), (388, 20740), (485, 16592), (488, 16490), (610, 13192), (680, 11834), (776, 10370), (970, 8296), (976, 8245), (1037, 7760), (1220, 6596), (1360, 5917), (1552, 5185), (1649, 4880), (1940, 4148), (2074, 3880), (2440, 3298)]