6478798404520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{401910571}}^1$

素因数の和:401910626

約数の個数: 64

約数和(自身を含む): 16205034263040

約数和(自身を除く): 9726235858520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 401910571, 803821142, 1607642284, 2009552855, 3215284568, 4019105710, 5224837423, 8038211420, 10449674846, 12459227701, 16076422840, 20899349692, 24918455402, 26124187115, 41798699384, 49836910804, 52248374230, 62296138505, 99673821608, 104496748460, 124592277010, 161969960113, 208993496920, 249184554020, 323939920226, 498369108040, 647879840452, 809849800565, 1295759680904, 1619699601130, 3239399202260, 6478798404520]

約数ペア:

[(1, 6478798404520), (2, 3239399202260), (4, 1619699601130), (5, 1295759680904), (8, 809849800565), (10, 647879840452), (13, 498369108040), (20, 323939920226), (26, 249184554020), (31, 208993496920), (40, 161969960113), (52, 124592277010), (62, 104496748460), (65, 99673821608), (104, 62296138505), (124, 52248374230), (130, 49836910804), (155, 41798699384), (248, 26124187115), (260, 24918455402), (310, 20899349692), (403, 16076422840), (520, 12459227701), (620, 10449674846), (806, 8038211420), (1240, 5224837423), (1612, 4019105710), (2015, 3215284568), (3224, 2009552855), (4030, 1607642284), (8060, 803821142), (16120, 401910571)]