680510285

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 1037836800

約数和(自身を除く): 357326515

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 131, 233, 245, 343, 455, 637, 655, 917, 1165, 1631, 1703, 1715, 3029, 3185, 4459, 4585, 6419, 8155, 8515, 11417, 11921, 15145, 21203, 22295, 30523, 32095, 44933, 57085, 59605, 79919, 83447, 106015, 148421, 152615, 213661, 224665, 396799, 399595, 417235, 584129, 742105, 1038947, 1068305, 1495627, 1983995, 2777593, 2920645, 5194735, 7478135, 10469389, 13887965, 19443151, 52346945, 97215755, 136102057, 680510285]

約数ペア:

[(1, 680510285), (5, 136102057), (7, 97215755), (13, 52346945), (35, 19443151), (49, 13887965), (65, 10469389), (91, 7478135), (131, 5194735), (233, 2920645), (245, 2777593), (343, 1983995), (455, 1495627), (637, 1068305), (655, 1038947), (917, 742105), (1165, 584129), (1631, 417235), (1703, 399595), (1715, 396799), (3029, 224665), (3185, 213661), (4459, 152615), (4585, 148421), (6419, 106015), (8155, 83447), (8515, 79919), (11417, 59605), (11921, 57085), (15145, 44933), (21203, 32095), (22295, 30523)]