278941650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2699}}^1$

素因数の和:2780

約数の個数: 96

約数和(自身を含む): 759326400

約数和(自身を除く): 480384750

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 53, 65, 75, 78, 106, 130, 150, 159, 195, 265, 318, 325, 390, 530, 650, 689, 795, 975, 1325, 1378, 1590, 1950, 2067, 2650, 2699, 3445, 3975, 4134, 5398, 6890, 7950, 8097, 10335, 13495, 16194, 17225, 20670, 26990, 34450, 35087, 40485, 51675, 67475, 70174, 80970, 103350, 105261, 134950, 143047, 175435, 202425, 210522, 286094, 350870, 404850, 429141, 526305, 715235, 858282, 877175, 1052610, 1430470, 1754350, 1859611, 2145705, 2631525, 3576175, 3719222, 4291410, 5263050, 5578833, 7152350, 9298055, 10728525, 11157666, 18596110, 21457050, 27894165, 46490275, 55788330, 92980550, 139470825, 278941650]

約数ペア:

[(1, 278941650), (2, 139470825), (3, 92980550), (5, 55788330), (6, 46490275), (10, 27894165), (13, 21457050), (15, 18596110), (25, 11157666), (26, 10728525), (30, 9298055), (39, 7152350), (50, 5578833), (53, 5263050), (65, 4291410), (75, 3719222), (78, 3576175), (106, 2631525), (130, 2145705), (150, 1859611), (159, 1754350), (195, 1430470), (265, 1052610), (318, 877175), (325, 858282), (390, 715235), (530, 526305), (650, 429141), (689, 404850), (795, 350870), (975, 286094), (1325, 210522), (1378, 202425), (1590, 175435), (1950, 143047), (2067, 134950), (2650, 105261), (2699, 103350), (3445, 80970), (3975, 70174), (4134, 67475), (5398, 51675), (6890, 40485), (7950, 35087), (8097, 34450), (10335, 26990), (13495, 20670), (16194, 17225)]