38211850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 72

約数和(自身を含む): 78661260

約数和(自身を除く): 40449410

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 73, 95, 145, 146, 190, 290, 361, 365, 475, 551, 722, 725, 730, 950, 1102, 1387, 1450, 1805, 1825, 2117, 2755, 2774, 3610, 3650, 4234, 5510, 6935, 9025, 10469, 10585, 13775, 13870, 18050, 20938, 21170, 26353, 27550, 34675, 40223, 52345, 52706, 52925, 69350, 80446, 104690, 105850, 131765, 201115, 261725, 263530, 402230, 523450, 658825, 764237, 1005575, 1317650, 1528474, 2011150, 3821185, 7642370, 19105925, 38211850]

約数ペア:

[(1, 38211850), (2, 19105925), (5, 7642370), (10, 3821185), (19, 2011150), (25, 1528474), (29, 1317650), (38, 1005575), (50, 764237), (58, 658825), (73, 523450), (95, 402230), (145, 263530), (146, 261725), (190, 201115), (290, 131765), (361, 105850), (365, 104690), (475, 80446), (551, 69350), (722, 52925), (725, 52706), (730, 52345), (950, 40223), (1102, 34675), (1387, 27550), (1450, 26353), (1805, 21170), (1825, 20938), (2117, 18050), (2755, 13870), (2774, 13775), (3610, 10585), (3650, 10469), (4234, 9025), (5510, 6935)]