15661779900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4015841}}^1$

素因数の和:4015871

約数の個数: 72

約数和(自身を含む): 48800511984

約数和(自身を除く): 33138732084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 4015841, 8031682, 12047523, 16063364, 20079205, 24095046, 40158410, 48190092, 52205933, 60237615, 80316820, 100396025, 104411866, 120475230, 156617799, 200792050, 208823732, 240950460, 261029665, 301188075, 313235598, 401584100, 522059330, 602376150, 626471196, 783088995, 1044118660, 1204752300, 1305148325, 1566177990, 2610296650, 3132355980, 3915444975, 5220593300, 7830889950, 15661779900]

約数ペア:

[(1, 15661779900), (2, 7830889950), (3, 5220593300), (4, 3915444975), (5, 3132355980), (6, 2610296650), (10, 1566177990), (12, 1305148325), (13, 1204752300), (15, 1044118660), (20, 783088995), (25, 626471196), (26, 602376150), (30, 522059330), (39, 401584100), (50, 313235598), (52, 301188075), (60, 261029665), (65, 240950460), (75, 208823732), (78, 200792050), (100, 156617799), (130, 120475230), (150, 104411866), (156, 100396025), (195, 80316820), (260, 60237615), (300, 52205933), (325, 48190092), (390, 40158410), (650, 24095046), (780, 20079205), (975, 16063364), (1300, 12047523), (1950, 8031682), (3900, 4015841)]