87328240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1598

約数の個数: 80

約数和(自身を含む): 218843136

約数和(自身を除く): 131514896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1531, 1840, 2480, 2852, 3062, 3565, 5704, 6124, 7130, 7655, 11408, 12248, 14260, 15310, 24496, 28520, 30620, 35213, 47461, 57040, 61240, 70426, 94922, 122480, 140852, 176065, 189844, 237305, 281704, 352130, 379688, 474610, 563408, 704260, 759376, 949220, 1091603, 1408520, 1898440, 2183206, 2817040, 3796880, 4366412, 5458015, 8732824, 10916030, 17465648, 21832060, 43664120, 87328240]

約数ペア:

[(1, 87328240), (2, 43664120), (4, 21832060), (5, 17465648), (8, 10916030), (10, 8732824), (16, 5458015), (20, 4366412), (23, 3796880), (31, 2817040), (40, 2183206), (46, 1898440), (62, 1408520), (80, 1091603), (92, 949220), (115, 759376), (124, 704260), (155, 563408), (184, 474610), (230, 379688), (248, 352130), (310, 281704), (368, 237305), (460, 189844), (496, 176065), (620, 140852), (713, 122480), (920, 94922), (1240, 70426), (1426, 61240), (1531, 57040), (1840, 47461), (2480, 35213), (2852, 30620), (3062, 28520), (3565, 24496), (5704, 15310), (6124, 14260), (7130, 12248), (7655, 11408)]