77913900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{9619}}^1$

素因数の和:9645

約数の個数: 90

約数和(自身を含む): 252592340

約数和(自身を除く): 174678440

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 9619, 19238, 28857, 38476, 48095, 57714, 86571, 96190, 115428, 144285, 173142, 192380, 240475, 259713, 288570, 346284, 432855, 480950, 519426, 577140, 721425, 779139, 865710, 961900, 1038852, 1298565, 1442850, 1558278, 1731420, 2164275, 2597130, 2885700, 3116556, 3895695, 4328550, 5194260, 6492825, 7791390, 8657100, 12985650, 15582780, 19478475, 25971300, 38956950, 77913900]

約数ペア:

[(1, 77913900), (2, 38956950), (3, 25971300), (4, 19478475), (5, 15582780), (6, 12985650), (9, 8657100), (10, 7791390), (12, 6492825), (15, 5194260), (18, 4328550), (20, 3895695), (25, 3116556), (27, 2885700), (30, 2597130), (36, 2164275), (45, 1731420), (50, 1558278), (54, 1442850), (60, 1298565), (75, 1038852), (81, 961900), (90, 865710), (100, 779139), (108, 721425), (135, 577140), (150, 519426), (162, 480950), (180, 432855), (225, 346284), (270, 288570), (300, 259713), (324, 240475), (405, 192380), (450, 173142), (540, 144285), (675, 115428), (810, 96190), (900, 86571), (1350, 57714), (1620, 48095), (2025, 38476), (2700, 28857), (4050, 19238), (8100, 9619)]