325822960

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{373}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 776334240

約数和(自身を除く): 450511280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 179, 244, 305, 358, 373, 488, 610, 716, 746, 895, 976, 1220, 1432, 1492, 1790, 1865, 2440, 2864, 2984, 3580, 3730, 4880, 5968, 7160, 7460, 10919, 14320, 14920, 21838, 22753, 29840, 43676, 45506, 54595, 66767, 87352, 91012, 109190, 113765, 133534, 174704, 182024, 218380, 227530, 267068, 333835, 364048, 436760, 455060, 534136, 667670, 873520, 910120, 1068272, 1335340, 1820240, 2670680, 4072787, 5341360, 8145574, 16291148, 20363935, 32582296, 40727870, 65164592, 81455740, 162911480, 325822960]

約数ペア:

[(1, 325822960), (2, 162911480), (4, 81455740), (5, 65164592), (8, 40727870), (10, 32582296), (16, 20363935), (20, 16291148), (40, 8145574), (61, 5341360), (80, 4072787), (122, 2670680), (179, 1820240), (244, 1335340), (305, 1068272), (358, 910120), (373, 873520), (488, 667670), (610, 534136), (716, 455060), (746, 436760), (895, 364048), (976, 333835), (1220, 267068), (1432, 227530), (1492, 218380), (1790, 182024), (1865, 174704), (2440, 133534), (2864, 113765), (2984, 109190), (3580, 91012), (3730, 87352), (4880, 66767), (5968, 54595), (7160, 45506), (7460, 43676), (10919, 29840), (14320, 22753), (14920, 21838)]