404605552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 879943680

約数和(自身を除く): 475338128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 131, 208, 248, 262, 403, 479, 496, 524, 806, 958, 1048, 1612, 1703, 1916, 2096, 3224, 3406, 3832, 4061, 6227, 6448, 6812, 7664, 8122, 12454, 13624, 14849, 16244, 24908, 27248, 29698, 32488, 49816, 52793, 59396, 62749, 64976, 99632, 105586, 118792, 125498, 193037, 211172, 237584, 250996, 386074, 422344, 501992, 772148, 815737, 844688, 1003984, 1544296, 1631474, 1945219, 3088592, 3262948, 3890438, 6525896, 7780876, 13051792, 15561752, 25287847, 31123504, 50575694, 101151388, 202302776, 404605552]

約数ペア:

[(1, 404605552), (2, 202302776), (4, 101151388), (8, 50575694), (13, 31123504), (16, 25287847), (26, 15561752), (31, 13051792), (52, 7780876), (62, 6525896), (104, 3890438), (124, 3262948), (131, 3088592), (208, 1945219), (248, 1631474), (262, 1544296), (403, 1003984), (479, 844688), (496, 815737), (524, 772148), (806, 501992), (958, 422344), (1048, 386074), (1612, 250996), (1703, 237584), (1916, 211172), (2096, 193037), (3224, 125498), (3406, 118792), (3832, 105586), (4061, 99632), (6227, 64976), (6448, 62749), (6812, 59396), (7664, 52793), (8122, 49816), (12454, 32488), (13624, 29698), (14849, 27248), (16244, 24908)]