405456896

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 887697720

約数和(自身を除く): 482240824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 128, 157, 194, 208, 256, 314, 388, 416, 512, 628, 776, 832, 1024, 1256, 1261, 1552, 1664, 2041, 2048, 2512, 2522, 3104, 3328, 4082, 5024, 5044, 6208, 6656, 8164, 10048, 10088, 12416, 13312, 15229, 16328, 20096, 20176, 24832, 26624, 30458, 32656, 40192, 40352, 49664, 60916, 65312, 80384, 80704, 99328, 121832, 130624, 160768, 161408, 197977, 198656, 243664, 261248, 321536, 322816, 395954, 487328, 522496, 645632, 791908, 974656, 1044992, 1291264, 1583816, 1949312, 2089984, 2582528, 3167632, 3898624, 4179968, 6335264, 7797248, 12670528, 15594496, 25341056, 31188992, 50682112, 101364224, 202728448, 405456896]

約数ペア:

[(1, 405456896), (2, 202728448), (4, 101364224), (8, 50682112), (13, 31188992), (16, 25341056), (26, 15594496), (32, 12670528), (52, 7797248), (64, 6335264), (97, 4179968), (104, 3898624), (128, 3167632), (157, 2582528), (194, 2089984), (208, 1949312), (256, 1583816), (314, 1291264), (388, 1044992), (416, 974656), (512, 791908), (628, 645632), (776, 522496), (832, 487328), (1024, 395954), (1256, 322816), (1261, 321536), (1552, 261248), (1664, 243664), (2041, 198656), (2048, 197977), (2512, 161408), (2522, 160768), (3104, 130624), (3328, 121832), (4082, 99328), (5024, 80704), (5044, 80384), (6208, 65312), (6656, 60916), (8164, 49664), (10048, 40352), (10088, 40192), (12416, 32656), (13312, 30458), (15229, 26624), (16328, 24832), (20096, 20176)]