195494680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4261}}^1$

素因数の和:4340

約数の個数: 64

約数和(自身を含む): 466433280

約数和(自身を除く): 270938600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 4261, 4588, 5735, 8522, 9176, 11470, 17044, 21305, 22940, 34088, 42610, 45880, 85220, 132091, 157657, 170440, 264182, 315314, 528364, 630628, 660455, 788285, 1056728, 1261256, 1320910, 1576570, 2641820, 3153140, 4887367, 5283640, 6306280, 9774734, 19549468, 24436835, 39098936, 48873670, 97747340, 195494680]

約数ペア:

[(1, 195494680), (2, 97747340), (4, 48873670), (5, 39098936), (8, 24436835), (10, 19549468), (20, 9774734), (31, 6306280), (37, 5283640), (40, 4887367), (62, 3153140), (74, 2641820), (124, 1576570), (148, 1320910), (155, 1261256), (185, 1056728), (248, 788285), (296, 660455), (310, 630628), (370, 528364), (620, 315314), (740, 264182), (1147, 170440), (1240, 157657), (1480, 132091), (2294, 85220), (4261, 45880), (4588, 42610), (5735, 34088), (8522, 22940), (9176, 21305), (11470, 17044)]