90063680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1352

約数の個数: 112

約数和(自身を含む): 253203456

約数和(自身を除く): 163139776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1297, 1736, 1984, 2170, 2240, 2480, 2594, 3472, 4340, 4960, 5188, 6485, 6944, 8680, 9079, 9920, 10376, 12970, 13888, 17360, 18158, 20752, 25940, 34720, 36316, 40207, 41504, 45395, 51880, 69440, 72632, 80414, 83008, 90790, 103760, 145264, 160828, 181580, 201035, 207520, 281449, 290528, 321656, 363160, 402070, 415040, 562898, 581056, 643312, 726320, 804140, 1125796, 1286624, 1407245, 1452640, 1608280, 2251592, 2573248, 2814490, 2905280, 3216560, 4503184, 5628980, 6433120, 9006368, 11257960, 12866240, 18012736, 22515920, 45031840, 90063680]

約数ペア:

[(1, 90063680), (2, 45031840), (4, 22515920), (5, 18012736), (7, 12866240), (8, 11257960), (10, 9006368), (14, 6433120), (16, 5628980), (20, 4503184), (28, 3216560), (31, 2905280), (32, 2814490), (35, 2573248), (40, 2251592), (56, 1608280), (62, 1452640), (64, 1407245), (70, 1286624), (80, 1125796), (112, 804140), (124, 726320), (140, 643312), (155, 581056), (160, 562898), (217, 415040), (224, 402070), (248, 363160), (280, 321656), (310, 290528), (320, 281449), (434, 207520), (448, 201035), (496, 181580), (560, 160828), (620, 145264), (868, 103760), (992, 90790), (1085, 83008), (1120, 80414), (1240, 72632), (1297, 69440), (1736, 51880), (1984, 45395), (2170, 41504), (2240, 40207), (2480, 36316), (2594, 34720), (3472, 25940), (4340, 20752), (4960, 18158), (5188, 17360), (6485, 13888), (6944, 12970), (8680, 10376), (9079, 9920)]