13030075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 18855936

約数和(自身を除く): 5825861

約数列:

[1, 5, 17, 23, 25, 31, 43, 85, 115, 155, 215, 391, 425, 527, 575, 713, 731, 775, 989, 1075, 1333, 1955, 2635, 3565, 3655, 4945, 6665, 9775, 12121, 13175, 16813, 17825, 18275, 22661, 24725, 30659, 33325, 60605, 84065, 113305, 153295, 303025, 420325, 521203, 566525, 766475, 2606015, 13030075]

約数ペア:

[(1, 13030075), (5, 2606015), (17, 766475), (23, 566525), (25, 521203), (31, 420325), (43, 303025), (85, 153295), (115, 113305), (155, 84065), (215, 60605), (391, 33325), (425, 30659), (527, 24725), (575, 22661), (713, 18275), (731, 17825), (775, 16813), (989, 13175), (1075, 12121), (1333, 9775), (1955, 6665), (2635, 4945), (3565, 3655)]