28664900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 108

約数和(自身を含む): 72037056

約数和(自身を除く): 43372156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 103, 110, 115, 121, 206, 220, 230, 242, 253, 275, 412, 460, 484, 506, 515, 550, 575, 605, 1012, 1030, 1100, 1133, 1150, 1210, 1265, 2060, 2266, 2300, 2369, 2420, 2530, 2575, 2783, 3025, 4532, 4738, 5060, 5150, 5566, 5665, 6050, 6325, 9476, 10300, 11132, 11330, 11845, 12100, 12463, 12650, 13915, 22660, 23690, 24926, 25300, 26059, 27830, 28325, 47380, 49852, 52118, 55660, 56650, 59225, 62315, 69575, 104236, 113300, 118450, 124630, 130295, 139150, 236900, 249260, 260590, 278300, 286649, 311575, 521180, 573298, 623150, 651475, 1146596, 1246300, 1302950, 1433245, 2605900, 2866490, 5732980, 7166225, 14332450, 28664900]

約数ペア:

[(1, 28664900), (2, 14332450), (4, 7166225), (5, 5732980), (10, 2866490), (11, 2605900), (20, 1433245), (22, 1302950), (23, 1246300), (25, 1146596), (44, 651475), (46, 623150), (50, 573298), (55, 521180), (92, 311575), (100, 286649), (103, 278300), (110, 260590), (115, 249260), (121, 236900), (206, 139150), (220, 130295), (230, 124630), (242, 118450), (253, 113300), (275, 104236), (412, 69575), (460, 62315), (484, 59225), (506, 56650), (515, 55660), (550, 52118), (575, 49852), (605, 47380), (1012, 28325), (1030, 27830), (1100, 26059), (1133, 25300), (1150, 24926), (1210, 23690), (1265, 22660), (2060, 13915), (2266, 12650), (2300, 12463), (2369, 12100), (2420, 11845), (2530, 11330), (2575, 11132), (2783, 10300), (3025, 9476), (4532, 6325), (4738, 6050), (5060, 5665), (5150, 5566)]