28864550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:414

約数の個数: 72

約数和(自身を含む): 63725088

約数和(自身を除く): 34860538

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 121, 130, 143, 242, 275, 286, 325, 367, 550, 605, 650, 715, 734, 1210, 1430, 1573, 1835, 3025, 3146, 3575, 3670, 4037, 4771, 6050, 7150, 7865, 8074, 9175, 9542, 15730, 18350, 20185, 23855, 39325, 40370, 44407, 47710, 52481, 78650, 88814, 100925, 104962, 119275, 201850, 222035, 238550, 262405, 444070, 524810, 577291, 1110175, 1154582, 1312025, 2220350, 2624050, 2886455, 5772910, 14432275, 28864550]

約数ペア:

[(1, 28864550), (2, 14432275), (5, 5772910), (10, 2886455), (11, 2624050), (13, 2220350), (22, 1312025), (25, 1154582), (26, 1110175), (50, 577291), (55, 524810), (65, 444070), (110, 262405), (121, 238550), (130, 222035), (143, 201850), (242, 119275), (275, 104962), (286, 100925), (325, 88814), (367, 78650), (550, 52481), (605, 47710), (650, 44407), (715, 40370), (734, 39325), (1210, 23855), (1430, 20185), (1573, 18350), (1835, 15730), (3025, 9542), (3146, 9175), (3575, 8074), (3670, 7865), (4037, 7150), (4771, 6050)]