25387264

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 59913728

約数和(自身を除く): 34526464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 457, 496, 868, 896, 914, 992, 1736, 1792, 1828, 1984, 3199, 3472, 3656, 3968, 6398, 6944, 7312, 7936, 12796, 13888, 14167, 14624, 25592, 27776, 28334, 29248, 51184, 55552, 56668, 58496, 99169, 102368, 113336, 116992, 198338, 204736, 226672, 396676, 409472, 453344, 793352, 818944, 906688, 1586704, 1813376, 3173408, 3626752, 6346816, 12693632, 25387264]

約数ペア:

[(1, 25387264), (2, 12693632), (4, 6346816), (7, 3626752), (8, 3173408), (14, 1813376), (16, 1586704), (28, 906688), (31, 818944), (32, 793352), (56, 453344), (62, 409472), (64, 396676), (112, 226672), (124, 204736), (128, 198338), (217, 116992), (224, 113336), (248, 102368), (256, 99169), (434, 58496), (448, 56668), (457, 55552), (496, 51184), (868, 29248), (896, 28334), (914, 27776), (992, 25592), (1736, 14624), (1792, 14167), (1828, 13888), (1984, 12796), (3199, 7936), (3472, 7312), (3656, 6944), (3968, 6398)]