129742400

素因数分解:

$2^6\times 5^2\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:772

約数の個数: 84

約数和(自身を含む): 322204080

約数和(自身を除く): 192461680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 131, 160, 200, 262, 320, 400, 524, 619, 655, 800, 1048, 1238, 1310, 1600, 2096, 2476, 2620, 3095, 3275, 4192, 4952, 5240, 6190, 6550, 8384, 9904, 10480, 12380, 13100, 15475, 19808, 20960, 24760, 26200, 30950, 39616, 41920, 49520, 52400, 61900, 81089, 99040, 104800, 123800, 162178, 198080, 209600, 247600, 324356, 405445, 495200, 648712, 810890, 990400, 1297424, 1621780, 2027225, 2594848, 3243560, 4054450, 5189696, 6487120, 8108900, 12974240, 16217800, 25948480, 32435600, 64871200, 129742400]

約数ペア:

[(1, 129742400), (2, 64871200), (4, 32435600), (5, 25948480), (8, 16217800), (10, 12974240), (16, 8108900), (20, 6487120), (25, 5189696), (32, 4054450), (40, 3243560), (50, 2594848), (64, 2027225), (80, 1621780), (100, 1297424), (131, 990400), (160, 810890), (200, 648712), (262, 495200), (320, 405445), (400, 324356), (524, 247600), (619, 209600), (655, 198080), (800, 162178), (1048, 123800), (1238, 104800), (1310, 99040), (1600, 81089), (2096, 61900), (2476, 52400), (2620, 49520), (3095, 41920), (3275, 39616), (4192, 30950), (4952, 26200), (5240, 24760), (6190, 20960), (6550, 19808), (8384, 15475), (9904, 13100), (10480, 12380)]