127777300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:410

約数の個数: 108

約数和(自身を含む): 327283740

約数和(自身を除く): 199506440

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 89, 98, 100, 140, 175, 178, 196, 245, 293, 350, 356, 445, 490, 586, 623, 700, 890, 980, 1172, 1225, 1246, 1465, 1780, 2051, 2225, 2450, 2492, 2930, 3115, 4102, 4361, 4450, 4900, 5860, 6230, 7325, 8204, 8722, 8900, 10255, 12460, 14357, 14650, 15575, 17444, 20510, 21805, 26077, 28714, 29300, 31150, 41020, 43610, 51275, 52154, 57428, 62300, 71785, 87220, 102550, 104308, 109025, 130385, 143570, 182539, 205100, 218050, 260770, 287140, 358925, 365078, 436100, 521540, 651925, 717850, 730156, 912695, 1277773, 1303850, 1435700, 1825390, 2555546, 2607700, 3650780, 4563475, 5111092, 6388865, 9126950, 12777730, 18253900, 25555460, 31944325, 63888650, 127777300]

約数ペア:

[(1, 127777300), (2, 63888650), (4, 31944325), (5, 25555460), (7, 18253900), (10, 12777730), (14, 9126950), (20, 6388865), (25, 5111092), (28, 4563475), (35, 3650780), (49, 2607700), (50, 2555546), (70, 1825390), (89, 1435700), (98, 1303850), (100, 1277773), (140, 912695), (175, 730156), (178, 717850), (196, 651925), (245, 521540), (293, 436100), (350, 365078), (356, 358925), (445, 287140), (490, 260770), (586, 218050), (623, 205100), (700, 182539), (890, 143570), (980, 130385), (1172, 109025), (1225, 104308), (1246, 102550), (1465, 87220), (1780, 71785), (2051, 62300), (2225, 57428), (2450, 52154), (2492, 51275), (2930, 43610), (3115, 41020), (4102, 31150), (4361, 29300), (4450, 28714), (4900, 26077), (5860, 21805), (6230, 20510), (7325, 17444), (8204, 15575), (8722, 14650), (8900, 14357), (10255, 12460)]