80290080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4289}}^1$

素因数の和:4323

約数の個数: 144

約数和(自身を含む): 295134840

約数和(自身を除く): 214844760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4289, 4680, 6240, 8578, 9360, 12867, 17156, 18720, 21445, 25734, 34312, 38601, 42890, 51468, 55757, 64335, 68624, 77202, 85780, 102936, 111514, 128670, 137248, 154404, 167271, 171560, 193005, 205872, 223028, 257340, 278785, 308808, 334542, 343120, 386010, 411744, 446056, 501813, 514680, 557570, 617616, 669084, 686240, 772020, 836355, 892112, 1003626, 1029360, 1115140, 1235232, 1338168, 1544040, 1672710, 1784224, 2007252, 2058720, 2230280, 2509065, 2676336, 3088080, 3345420, 4014504, 4460560, 5018130, 5352672, 6176160, 6690840, 8029008, 8921120, 10036260, 13381680, 16058016, 20072520, 26763360, 40145040, 80290080]

約数ペア:

[(1, 80290080), (2, 40145040), (3, 26763360), (4, 20072520), (5, 16058016), (6, 13381680), (8, 10036260), (9, 8921120), (10, 8029008), (12, 6690840), (13, 6176160), (15, 5352672), (16, 5018130), (18, 4460560), (20, 4014504), (24, 3345420), (26, 3088080), (30, 2676336), (32, 2509065), (36, 2230280), (39, 2058720), (40, 2007252), (45, 1784224), (48, 1672710), (52, 1544040), (60, 1338168), (65, 1235232), (72, 1115140), (78, 1029360), (80, 1003626), (90, 892112), (96, 836355), (104, 772020), (117, 686240), (120, 669084), (130, 617616), (144, 557570), (156, 514680), (160, 501813), (180, 446056), (195, 411744), (208, 386010), (234, 343120), (240, 334542), (260, 308808), (288, 278785), (312, 257340), (360, 223028), (390, 205872), (416, 193005), (468, 171560), (480, 167271), (520, 154404), (585, 137248), (624, 128670), (720, 111514), (780, 102936), (936, 85780), (1040, 77202), (1170, 68624), (1248, 64335), (1440, 55757), (1560, 51468), (1872, 42890), (2080, 38601), (2340, 34312), (3120, 25734), (3744, 21445), (4289, 18720), (4680, 17156), (6240, 12867), (8578, 9360)]