385824512

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 809031552

約数和(自身を除く): 423207040

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 256, 488, 496, 797, 976, 992, 1594, 1891, 1952, 1984, 3188, 3782, 3904, 3968, 6376, 7564, 7808, 7936, 12752, 15128, 15616, 24707, 25504, 30256, 48617, 49414, 51008, 60512, 97234, 98828, 102016, 121024, 194468, 197656, 204032, 242048, 388936, 395312, 484096, 777872, 790624, 1507127, 1555744, 1581248, 3014254, 3111488, 3162496, 6028508, 6222976, 6324992, 12057016, 12445952, 24114032, 48228064, 96456128, 192912256, 385824512]

約数ペア:

[(1, 385824512), (2, 192912256), (4, 96456128), (8, 48228064), (16, 24114032), (31, 12445952), (32, 12057016), (61, 6324992), (62, 6222976), (64, 6028508), (122, 3162496), (124, 3111488), (128, 3014254), (244, 1581248), (248, 1555744), (256, 1507127), (488, 790624), (496, 777872), (797, 484096), (976, 395312), (992, 388936), (1594, 242048), (1891, 204032), (1952, 197656), (1984, 194468), (3188, 121024), (3782, 102016), (3904, 98828), (3968, 97234), (6376, 60512), (7564, 51008), (7808, 49414), (7936, 48617), (12752, 30256), (15128, 25504), (15616, 24707)]