28757300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2011}}^1$

素因数の和:2049

約数の個数: 72

約数和(自身を含む): 73349472

約数和(自身を除く): 44592172

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2011, 2860, 3575, 4022, 7150, 8044, 10055, 14300, 20110, 22121, 26143, 40220, 44242, 50275, 52286, 88484, 100550, 104572, 110605, 130715, 201100, 221210, 261430, 287573, 442420, 522860, 553025, 575146, 653575, 1106050, 1150292, 1307150, 1437865, 2212100, 2614300, 2875730, 5751460, 7189325, 14378650, 28757300]

約数ペア:

[(1, 28757300), (2, 14378650), (4, 7189325), (5, 5751460), (10, 2875730), (11, 2614300), (13, 2212100), (20, 1437865), (22, 1307150), (25, 1150292), (26, 1106050), (44, 653575), (50, 575146), (52, 553025), (55, 522860), (65, 442420), (100, 287573), (110, 261430), (130, 221210), (143, 201100), (220, 130715), (260, 110605), (275, 104572), (286, 100550), (325, 88484), (550, 52286), (572, 50275), (650, 44242), (715, 40220), (1100, 26143), (1300, 22121), (1430, 20110), (2011, 14300), (2860, 10055), (3575, 8044), (4022, 7150)]