64730480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:694

約数の個数: 80

約数和(自身を含む): 159227904

約数和(自身を除く): 94497424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 607, 620, 688, 860, 1214, 1240, 1333, 1720, 2428, 2480, 2666, 3035, 3440, 4856, 5332, 6070, 6665, 9712, 10664, 12140, 13330, 18817, 21328, 24280, 26101, 26660, 37634, 48560, 52202, 53320, 75268, 94085, 104404, 106640, 130505, 150536, 188170, 208808, 261010, 301072, 376340, 417616, 522020, 752680, 809131, 1044040, 1505360, 1618262, 2088080, 3236524, 4045655, 6473048, 8091310, 12946096, 16182620, 32365240, 64730480]

約数ペア:

[(1, 64730480), (2, 32365240), (4, 16182620), (5, 12946096), (8, 8091310), (10, 6473048), (16, 4045655), (20, 3236524), (31, 2088080), (40, 1618262), (43, 1505360), (62, 1044040), (80, 809131), (86, 752680), (124, 522020), (155, 417616), (172, 376340), (215, 301072), (248, 261010), (310, 208808), (344, 188170), (430, 150536), (496, 130505), (607, 106640), (620, 104404), (688, 94085), (860, 75268), (1214, 53320), (1240, 52202), (1333, 48560), (1720, 37634), (2428, 26660), (2480, 26101), (2666, 24280), (3035, 21328), (3440, 18817), (4856, 13330), (5332, 12140), (6070, 10664), (6665, 9712)]