259132380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{332221}}^1$

素因数の和:332246

約数の個数: 48

約数和(自身を含む): 781386144

約数和(自身を除く): 522253764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 332221, 664442, 996663, 1328884, 1661105, 1993326, 3322210, 3986652, 4318873, 4983315, 6644420, 8637746, 9966630, 12956619, 17275492, 19933260, 21594365, 25913238, 43188730, 51826476, 64783095, 86377460, 129566190, 259132380]

約数ペア:

[(1, 259132380), (2, 129566190), (3, 86377460), (4, 64783095), (5, 51826476), (6, 43188730), (10, 25913238), (12, 21594365), (13, 19933260), (15, 17275492), (20, 12956619), (26, 9966630), (30, 8637746), (39, 6644420), (52, 4983315), (60, 4318873), (65, 3986652), (78, 3322210), (130, 1993326), (156, 1661105), (195, 1328884), (260, 996663), (390, 664442), (780, 332221)]