81310060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13597}}^1$

素因数の和:13642

約数の個数: 48

約数和(自身を含む): 191894976

約数和(自身を除く): 110584916

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 13597, 27194, 54388, 67985, 135970, 176761, 271940, 312731, 353522, 625462, 707044, 883805, 1250924, 1563655, 1767610, 3127310, 3535220, 4065503, 6254620, 8131006, 16262012, 20327515, 40655030, 81310060]

約数ペア:

[(1, 81310060), (2, 40655030), (4, 20327515), (5, 16262012), (10, 8131006), (13, 6254620), (20, 4065503), (23, 3535220), (26, 3127310), (46, 1767610), (52, 1563655), (65, 1250924), (92, 883805), (115, 707044), (130, 625462), (230, 353522), (260, 312731), (299, 271940), (460, 176761), (598, 135970), (1196, 67985), (1495, 54388), (2990, 27194), (5980, 13597)]