90678770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 202196736

約数和(自身を除く): 111517966

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 251, 397, 455, 502, 794, 910, 1255, 1757, 1985, 2510, 2779, 3263, 3514, 3970, 5161, 5558, 6526, 8785, 10322, 13895, 16315, 17570, 22841, 25805, 27790, 32630, 36127, 45682, 51610, 72254, 99647, 114205, 180635, 199294, 228410, 361270, 498235, 697529, 996470, 1295411, 1395058, 2590822, 3487645, 6477055, 6975290, 9067877, 12954110, 18135754, 45339385, 90678770]

約数ペア:

[(1, 90678770), (2, 45339385), (5, 18135754), (7, 12954110), (10, 9067877), (13, 6975290), (14, 6477055), (26, 3487645), (35, 2590822), (65, 1395058), (70, 1295411), (91, 996470), (130, 697529), (182, 498235), (251, 361270), (397, 228410), (455, 199294), (502, 180635), (794, 114205), (910, 99647), (1255, 72254), (1757, 51610), (1985, 45682), (2510, 36127), (2779, 32630), (3263, 27790), (3514, 25805), (3970, 22841), (5161, 17570), (5558, 16315), (6526, 13895), (8785, 10322)]