30391625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:111

約数の個数: 48

約数和(自身を含む): 44613504

約数和(自身を除く): 14221879

約数列:

[1, 5, 11, 23, 25, 31, 55, 115, 125, 155, 253, 275, 341, 575, 713, 775, 961, 1265, 1375, 1705, 2875, 3565, 3875, 4805, 6325, 7843, 8525, 10571, 17825, 22103, 24025, 31625, 39215, 42625, 52855, 89125, 110515, 120125, 196075, 243133, 264275, 552575, 980375, 1215665, 1321375, 2762875, 6078325, 30391625]

約数ペア:

[(1, 30391625), (5, 6078325), (11, 2762875), (23, 1321375), (25, 1215665), (31, 980375), (55, 552575), (115, 264275), (125, 243133), (155, 196075), (253, 120125), (275, 110515), (341, 89125), (575, 52855), (713, 42625), (775, 39215), (961, 31625), (1265, 24025), (1375, 22103), (1705, 17825), (2875, 10571), (3565, 8525), (3875, 7843), (4805, 6325)]