28157850

素因数分解:

$2^1\times 3^2\times 5^2\times 7^2\times {\mathrm{1277}}^1$

素因数の和:1309

約数の個数: 108

約数和(自身を含む): 88070814

約数和(自身を除く): 59912964

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 75, 90, 98, 105, 126, 147, 150, 175, 210, 225, 245, 294, 315, 350, 441, 450, 490, 525, 630, 735, 882, 1050, 1225, 1277, 1470, 1575, 2205, 2450, 2554, 3150, 3675, 3831, 4410, 6385, 7350, 7662, 8939, 11025, 11493, 12770, 17878, 19155, 22050, 22986, 26817, 31925, 38310, 44695, 53634, 57465, 62573, 63850, 80451, 89390, 95775, 114930, 125146, 134085, 160902, 187719, 191550, 223475, 268170, 287325, 312865, 375438, 402255, 446950, 563157, 574650, 625730, 670425, 804510, 938595, 1126314, 1340850, 1564325, 1877190, 2011275, 2815785, 3128650, 4022550, 4692975, 5631570, 9385950, 14078925, 28157850]

約数ペア:

[(1, 28157850), (2, 14078925), (3, 9385950), (5, 5631570), (6, 4692975), (7, 4022550), (9, 3128650), (10, 2815785), (14, 2011275), (15, 1877190), (18, 1564325), (21, 1340850), (25, 1126314), (30, 938595), (35, 804510), (42, 670425), (45, 625730), (49, 574650), (50, 563157), (63, 446950), (70, 402255), (75, 375438), (90, 312865), (98, 287325), (105, 268170), (126, 223475), (147, 191550), (150, 187719), (175, 160902), (210, 134085), (225, 125146), (245, 114930), (294, 95775), (315, 89390), (350, 80451), (441, 63850), (450, 62573), (490, 57465), (525, 53634), (630, 44695), (735, 38310), (882, 31925), (1050, 26817), (1225, 22986), (1277, 22050), (1470, 19155), (1575, 17878), (2205, 12770), (2450, 11493), (2554, 11025), (3150, 8939), (3675, 7662), (3831, 7350), (4410, 6385)]