642175744

素因数分解:

$2^8\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4909}}^1$

素因数の和:5005

約数の個数: 72

約数和(自身を含む): 1485333920

約数和(自身を除く): 843158176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 256, 292, 448, 511, 584, 896, 1022, 1168, 1792, 2044, 2336, 4088, 4672, 4909, 8176, 9344, 9818, 16352, 18688, 19636, 32704, 34363, 39272, 65408, 68726, 78544, 130816, 137452, 157088, 274904, 314176, 358357, 549808, 628352, 716714, 1099616, 1256704, 1433428, 2199232, 2508499, 2866856, 4398464, 5016998, 5733712, 8796928, 10033996, 11467424, 20067992, 22934848, 40135984, 45869696, 80271968, 91739392, 160543936, 321087872, 642175744]

約数ペア:

[(1, 642175744), (2, 321087872), (4, 160543936), (7, 91739392), (8, 80271968), (14, 45869696), (16, 40135984), (28, 22934848), (32, 20067992), (56, 11467424), (64, 10033996), (73, 8796928), (112, 5733712), (128, 5016998), (146, 4398464), (224, 2866856), (256, 2508499), (292, 2199232), (448, 1433428), (511, 1256704), (584, 1099616), (896, 716714), (1022, 628352), (1168, 549808), (1792, 358357), (2044, 314176), (2336, 274904), (4088, 157088), (4672, 137452), (4909, 130816), (8176, 78544), (9344, 68726), (9818, 65408), (16352, 39272), (18688, 34363), (19636, 32704)]