25505970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17351}}^1$

素因数の和:17375

約数の個数: 48

約数和(自身を含む): 71212608

約数和(自身を除く): 45706638

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 17351, 34702, 52053, 86755, 104106, 121457, 173510, 242914, 260265, 364371, 520530, 607285, 728742, 850199, 1214570, 1700398, 1821855, 2550597, 3643710, 4250995, 5101194, 8501990, 12752985, 25505970]

約数ペア:

[(1, 25505970), (2, 12752985), (3, 8501990), (5, 5101194), (6, 4250995), (7, 3643710), (10, 2550597), (14, 1821855), (15, 1700398), (21, 1214570), (30, 850199), (35, 728742), (42, 607285), (49, 520530), (70, 364371), (98, 260265), (105, 242914), (147, 173510), (210, 121457), (245, 104106), (294, 86755), (490, 52053), (735, 34702), (1470, 17351)]