199444300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:400

約数の個数: 108

約数和(自身を含む): 486250128

約数和(自身を除く): 286805828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 53, 55, 100, 106, 110, 121, 212, 220, 242, 265, 275, 311, 484, 530, 550, 583, 605, 622, 1060, 1100, 1166, 1210, 1244, 1325, 1555, 2332, 2420, 2650, 2915, 3025, 3110, 3421, 5300, 5830, 6050, 6220, 6413, 6842, 7775, 11660, 12100, 12826, 13684, 14575, 15550, 16483, 17105, 25652, 29150, 31100, 32065, 32966, 34210, 37631, 58300, 64130, 65932, 68420, 75262, 82415, 85525, 128260, 150524, 160325, 164830, 171050, 181313, 188155, 320650, 329660, 342100, 362626, 376310, 412075, 641300, 725252, 752620, 824150, 906565, 940775, 1648300, 1813130, 1881550, 1994443, 3626260, 3763100, 3988886, 4532825, 7977772, 9065650, 9972215, 18131300, 19944430, 39888860, 49861075, 99722150, 199444300]

約数ペア:

[(1, 199444300), (2, 99722150), (4, 49861075), (5, 39888860), (10, 19944430), (11, 18131300), (20, 9972215), (22, 9065650), (25, 7977772), (44, 4532825), (50, 3988886), (53, 3763100), (55, 3626260), (100, 1994443), (106, 1881550), (110, 1813130), (121, 1648300), (212, 940775), (220, 906565), (242, 824150), (265, 752620), (275, 725252), (311, 641300), (484, 412075), (530, 376310), (550, 362626), (583, 342100), (605, 329660), (622, 320650), (1060, 188155), (1100, 181313), (1166, 171050), (1210, 164830), (1244, 160325), (1325, 150524), (1555, 128260), (2332, 85525), (2420, 82415), (2650, 75262), (2915, 68420), (3025, 65932), (3110, 64130), (3421, 58300), (5300, 37631), (5830, 34210), (6050, 32966), (6220, 32065), (6413, 31100), (6842, 29150), (7775, 25652), (11660, 17105), (12100, 16483), (12826, 15550), (13684, 14575)]