98978990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 200931840

約数和(自身を除く): 101952850

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 101, 110, 118, 151, 202, 295, 302, 505, 590, 649, 755, 1010, 1111, 1298, 1510, 1661, 2222, 3245, 3322, 5555, 5959, 6490, 8305, 8909, 11110, 11918, 15251, 16610, 17818, 29795, 30502, 44545, 59590, 65549, 76255, 89090, 97999, 131098, 152510, 167761, 195998, 327745, 335522, 489995, 655490, 838805, 899809, 979990, 1677610, 1799618, 4499045, 8998090, 9897899, 19795798, 49489495, 98978990]

約数ペア:

[(1, 98978990), (2, 49489495), (5, 19795798), (10, 9897899), (11, 8998090), (22, 4499045), (55, 1799618), (59, 1677610), (101, 979990), (110, 899809), (118, 838805), (151, 655490), (202, 489995), (295, 335522), (302, 327745), (505, 195998), (590, 167761), (649, 152510), (755, 131098), (1010, 97999), (1111, 89090), (1298, 76255), (1510, 65549), (1661, 59590), (2222, 44545), (3245, 30502), (3322, 29795), (5555, 17818), (5959, 16610), (6490, 15251), (8305, 11918), (8909, 11110)]