51378080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1453}}^1$

素因数の和:1498

約数の個数: 96

約数和(自身を含む): 138502224

約数和(自身を除く): 87124144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 340, 416, 442, 520, 544, 680, 884, 1040, 1105, 1360, 1453, 1768, 2080, 2210, 2720, 2906, 3536, 4420, 5812, 7072, 7265, 8840, 11624, 14530, 17680, 18889, 23248, 24701, 29060, 35360, 37778, 46496, 49402, 58120, 75556, 94445, 98804, 116240, 123505, 151112, 188890, 197608, 232480, 247010, 302224, 321113, 377780, 395216, 494020, 604448, 642226, 755560, 790432, 988040, 1284452, 1511120, 1605565, 1976080, 2568904, 3022240, 3211130, 3952160, 5137808, 6422260, 10275616, 12844520, 25689040, 51378080]

約数ペア:

[(1, 51378080), (2, 25689040), (4, 12844520), (5, 10275616), (8, 6422260), (10, 5137808), (13, 3952160), (16, 3211130), (17, 3022240), (20, 2568904), (26, 1976080), (32, 1605565), (34, 1511120), (40, 1284452), (52, 988040), (65, 790432), (68, 755560), (80, 642226), (85, 604448), (104, 494020), (130, 395216), (136, 377780), (160, 321113), (170, 302224), (208, 247010), (221, 232480), (260, 197608), (272, 188890), (340, 151112), (416, 123505), (442, 116240), (520, 98804), (544, 94445), (680, 75556), (884, 58120), (1040, 49402), (1105, 46496), (1360, 37778), (1453, 35360), (1768, 29060), (2080, 24701), (2210, 23248), (2720, 18889), (2906, 17680), (3536, 14530), (4420, 11624), (5812, 8840), (7072, 7265)]