128695600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{2659}}^1$

素因数の和:2699

約数の個数: 90

約数和(自身を含む): 339982580

約数和(自身を除く): 211286980

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 176, 200, 220, 242, 275, 400, 440, 484, 550, 605, 880, 968, 1100, 1210, 1936, 2200, 2420, 2659, 3025, 4400, 4840, 5318, 6050, 9680, 10636, 12100, 13295, 21272, 24200, 26590, 29249, 42544, 48400, 53180, 58498, 66475, 106360, 116996, 132950, 146245, 212720, 233992, 265900, 292490, 321739, 467984, 531800, 584980, 643478, 731225, 1063600, 1169960, 1286956, 1462450, 1608695, 2339920, 2573912, 2924900, 3217390, 5147824, 5849800, 6434780, 8043475, 11699600, 12869560, 16086950, 25739120, 32173900, 64347800, 128695600]

約数ペア:

[(1, 128695600), (2, 64347800), (4, 32173900), (5, 25739120), (8, 16086950), (10, 12869560), (11, 11699600), (16, 8043475), (20, 6434780), (22, 5849800), (25, 5147824), (40, 3217390), (44, 2924900), (50, 2573912), (55, 2339920), (80, 1608695), (88, 1462450), (100, 1286956), (110, 1169960), (121, 1063600), (176, 731225), (200, 643478), (220, 584980), (242, 531800), (275, 467984), (400, 321739), (440, 292490), (484, 265900), (550, 233992), (605, 212720), (880, 146245), (968, 132950), (1100, 116996), (1210, 106360), (1936, 66475), (2200, 58498), (2420, 53180), (2659, 48400), (3025, 42544), (4400, 29249), (4840, 26590), (5318, 24200), (6050, 21272), (9680, 13295), (10636, 12100)]