2438150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 72

約数和(自身を含む): 5541312

約数和(自身を除く): 3103162

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 110, 121, 130, 143, 155, 242, 275, 286, 310, 325, 341, 403, 550, 605, 650, 682, 715, 775, 806, 1210, 1430, 1550, 1573, 1705, 2015, 3025, 3146, 3410, 3575, 3751, 4030, 4433, 6050, 7150, 7502, 7865, 8525, 8866, 10075, 15730, 17050, 18755, 20150, 22165, 37510, 39325, 44330, 48763, 78650, 93775, 97526, 110825, 187550, 221650, 243815, 487630, 1219075, 2438150]

約数ペア:

[(1, 2438150), (2, 1219075), (5, 487630), (10, 243815), (11, 221650), (13, 187550), (22, 110825), (25, 97526), (26, 93775), (31, 78650), (50, 48763), (55, 44330), (62, 39325), (65, 37510), (110, 22165), (121, 20150), (130, 18755), (143, 17050), (155, 15730), (242, 10075), (275, 8866), (286, 8525), (310, 7865), (325, 7502), (341, 7150), (403, 6050), (550, 4433), (605, 4030), (650, 3751), (682, 3575), (715, 3410), (775, 3146), (806, 3025), (1210, 2015), (1430, 1705), (1550, 1573)]