4380451075

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{15913}}^1$

素因数の和:15965

約数の個数: 72

約数和(自身を含む): 7348703264

約数和(自身を除く): 2968252189

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 121, 143, 175, 275, 325, 385, 455, 605, 715, 847, 1001, 1573, 1925, 2275, 3025, 3575, 4235, 5005, 7865, 11011, 15913, 21175, 25025, 39325, 55055, 79565, 111391, 175043, 206869, 275275, 397825, 556955, 875215, 1034345, 1225301, 1448083, 1925473, 2275559, 2784775, 4376075, 5171725, 6126505, 7240415, 9627365, 11377795, 13478311, 15928913, 25031149, 30632525, 36202075, 48136825, 56888975, 67391555, 79644565, 125155745, 175218043, 336957775, 398222825, 625778725, 876090215, 4380451075]

約数ペア:

[(1, 4380451075), (5, 876090215), (7, 625778725), (11, 398222825), (13, 336957775), (25, 175218043), (35, 125155745), (55, 79644565), (65, 67391555), (77, 56888975), (91, 48136825), (121, 36202075), (143, 30632525), (175, 25031149), (275, 15928913), (325, 13478311), (385, 11377795), (455, 9627365), (605, 7240415), (715, 6126505), (847, 5171725), (1001, 4376075), (1573, 2784775), (1925, 2275559), (2275, 1925473), (3025, 1448083), (3575, 1225301), (4235, 1034345), (5005, 875215), (7865, 556955), (11011, 397825), (15913, 275275), (21175, 206869), (25025, 175043), (39325, 111391), (55055, 79565)]