78152100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:750

約数の個数: 144

約数和(自身を含む): 252275520

約数和(自身を除く): 174123420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 29, 30, 39, 50, 52, 58, 60, 65, 75, 78, 87, 100, 116, 130, 145, 150, 156, 174, 195, 260, 290, 300, 325, 348, 377, 390, 435, 580, 650, 691, 725, 754, 780, 870, 975, 1131, 1300, 1382, 1450, 1508, 1740, 1885, 1950, 2073, 2175, 2262, 2764, 2900, 3455, 3770, 3900, 4146, 4350, 4524, 5655, 6910, 7540, 8292, 8700, 8983, 9425, 10365, 11310, 13820, 17275, 17966, 18850, 20039, 20730, 22620, 26949, 28275, 34550, 35932, 37700, 40078, 41460, 44915, 51825, 53898, 56550, 60117, 69100, 80156, 89830, 100195, 103650, 107796, 113100, 120234, 134745, 179660, 200390, 207300, 224575, 240468, 260507, 269490, 300585, 400780, 449150, 500975, 521014, 538980, 601170, 673725, 781521, 898300, 1001950, 1042028, 1202340, 1302535, 1347450, 1502925, 1563042, 2003900, 2605070, 2694900, 3005850, 3126084, 3907605, 5210140, 6011700, 6512675, 7815210, 13025350, 15630420, 19538025, 26050700, 39076050, 78152100]

約数ペア:

[(1, 78152100), (2, 39076050), (3, 26050700), (4, 19538025), (5, 15630420), (6, 13025350), (10, 7815210), (12, 6512675), (13, 6011700), (15, 5210140), (20, 3907605), (25, 3126084), (26, 3005850), (29, 2694900), (30, 2605070), (39, 2003900), (50, 1563042), (52, 1502925), (58, 1347450), (60, 1302535), (65, 1202340), (75, 1042028), (78, 1001950), (87, 898300), (100, 781521), (116, 673725), (130, 601170), (145, 538980), (150, 521014), (156, 500975), (174, 449150), (195, 400780), (260, 300585), (290, 269490), (300, 260507), (325, 240468), (348, 224575), (377, 207300), (390, 200390), (435, 179660), (580, 134745), (650, 120234), (691, 113100), (725, 107796), (754, 103650), (780, 100195), (870, 89830), (975, 80156), (1131, 69100), (1300, 60117), (1382, 56550), (1450, 53898), (1508, 51825), (1740, 44915), (1885, 41460), (1950, 40078), (2073, 37700), (2175, 35932), (2262, 34550), (2764, 28275), (2900, 26949), (3455, 22620), (3770, 20730), (3900, 20039), (4146, 18850), (4350, 17966), (4524, 17275), (5655, 13820), (6910, 11310), (7540, 10365), (8292, 9425), (8700, 8983)]