128505000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:701

約数の個数: 160

約数和(自身を含む): 432986400

約数和(自身を除く): 304481400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 500, 520, 600, 625, 650, 659, 750, 780, 975, 1000, 1250, 1300, 1318, 1500, 1560, 1625, 1875, 1950, 1977, 2500, 2600, 2636, 3000, 3250, 3295, 3750, 3900, 3954, 4875, 5000, 5272, 6500, 6590, 7500, 7800, 7908, 8125, 8567, 9750, 9885, 13000, 13180, 15000, 15816, 16250, 16475, 17134, 19500, 19770, 24375, 25701, 26360, 32500, 32950, 34268, 39000, 39540, 42835, 48750, 49425, 51402, 65000, 65900, 68536, 79080, 82375, 85670, 97500, 98850, 102804, 128505, 131800, 164750, 171340, 195000, 197700, 205608, 214175, 247125, 257010, 329500, 342680, 395400, 411875, 428350, 494250, 514020, 642525, 659000, 823750, 856700, 988500, 1028040, 1070875, 1235625, 1285050, 1647500, 1713400, 1977000, 2141750, 2471250, 2570100, 3212625, 3295000, 4283500, 4942500, 5140200, 5354375, 6425250, 8567000, 9885000, 10708750, 12850500, 16063125, 21417500, 25701000, 32126250, 42835000, 64252500, 128505000]

約数ペア:

[(1, 128505000), (2, 64252500), (3, 42835000), (4, 32126250), (5, 25701000), (6, 21417500), (8, 16063125), (10, 12850500), (12, 10708750), (13, 9885000), (15, 8567000), (20, 6425250), (24, 5354375), (25, 5140200), (26, 4942500), (30, 4283500), (39, 3295000), (40, 3212625), (50, 2570100), (52, 2471250), (60, 2141750), (65, 1977000), (75, 1713400), (78, 1647500), (100, 1285050), (104, 1235625), (120, 1070875), (125, 1028040), (130, 988500), (150, 856700), (156, 823750), (195, 659000), (200, 642525), (250, 514020), (260, 494250), (300, 428350), (312, 411875), (325, 395400), (375, 342680), (390, 329500), (500, 257010), (520, 247125), (600, 214175), (625, 205608), (650, 197700), (659, 195000), (750, 171340), (780, 164750), (975, 131800), (1000, 128505), (1250, 102804), (1300, 98850), (1318, 97500), (1500, 85670), (1560, 82375), (1625, 79080), (1875, 68536), (1950, 65900), (1977, 65000), (2500, 51402), (2600, 49425), (2636, 48750), (3000, 42835), (3250, 39540), (3295, 39000), (3750, 34268), (3900, 32950), (3954, 32500), (4875, 26360), (5000, 25701), (5272, 24375), (6500, 19770), (6590, 19500), (7500, 17134), (7800, 16475), (7908, 16250), (8125, 15816), (8567, 15000), (9750, 13180), (9885, 13000)]