194966000

素因数分解:

$2^4\times 5^3\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1467

約数の個数: 80

約数和(自身を含む): 478415808

約数和(自身を除く): 283449808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 125, 142, 200, 250, 284, 355, 400, 500, 568, 710, 1000, 1136, 1373, 1420, 1775, 2000, 2746, 2840, 3550, 5492, 5680, 6865, 7100, 8875, 10984, 13730, 14200, 17750, 21968, 27460, 28400, 34325, 35500, 54920, 68650, 71000, 97483, 109840, 137300, 142000, 171625, 194966, 274600, 343250, 389932, 487415, 549200, 686500, 779864, 974830, 1373000, 1559728, 1949660, 2437075, 2746000, 3899320, 4874150, 7798640, 9748300, 12185375, 19496600, 24370750, 38993200, 48741500, 97483000, 194966000]

約数ペア:

[(1, 194966000), (2, 97483000), (4, 48741500), (5, 38993200), (8, 24370750), (10, 19496600), (16, 12185375), (20, 9748300), (25, 7798640), (40, 4874150), (50, 3899320), (71, 2746000), (80, 2437075), (100, 1949660), (125, 1559728), (142, 1373000), (200, 974830), (250, 779864), (284, 686500), (355, 549200), (400, 487415), (500, 389932), (568, 343250), (710, 274600), (1000, 194966), (1136, 171625), (1373, 142000), (1420, 137300), (1775, 109840), (2000, 97483), (2746, 71000), (2840, 68650), (3550, 54920), (5492, 35500), (5680, 34325), (6865, 28400), (7100, 27460), (8875, 21968), (10984, 17750), (13730, 14200)]