193785650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 72

約数和(自身を含む): 386018820

約数和(自身を除く): 192233170

約数列:

[1, 2, 5, 10, 25, 31, 37, 50, 62, 74, 109, 155, 185, 218, 310, 370, 545, 775, 925, 961, 1090, 1147, 1550, 1850, 1922, 2294, 2725, 3379, 4033, 4805, 5450, 5735, 6758, 8066, 9610, 11470, 16895, 20165, 24025, 28675, 33790, 35557, 40330, 48050, 57350, 71114, 84475, 100825, 104749, 125023, 168950, 177785, 201650, 209498, 250046, 355570, 523745, 625115, 888925, 1047490, 1250230, 1777850, 2618725, 3125575, 3875713, 5237450, 6251150, 7751426, 19378565, 38757130, 96892825, 193785650]

約数ペア:

[(1, 193785650), (2, 96892825), (5, 38757130), (10, 19378565), (25, 7751426), (31, 6251150), (37, 5237450), (50, 3875713), (62, 3125575), (74, 2618725), (109, 1777850), (155, 1250230), (185, 1047490), (218, 888925), (310, 625115), (370, 523745), (545, 355570), (775, 250046), (925, 209498), (961, 201650), (1090, 177785), (1147, 168950), (1550, 125023), (1850, 104749), (1922, 100825), (2294, 84475), (2725, 71114), (3379, 57350), (4033, 48050), (4805, 40330), (5450, 35557), (5735, 33790), (6758, 28675), (8066, 24025), (9610, 20165), (11470, 16895)]