2780450176

素因数分解:

$2^7\times 7^1\times {\mathrm{43}}^1\times {\mathrm{72167}}^1$

素因数の和:72231

約数の個数: 64

約数和(自身を含む): 6477799680

約数和(自身を除く): 3697349504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 301, 344, 448, 602, 688, 896, 1204, 1376, 2408, 2752, 4816, 5504, 9632, 19264, 38528, 72167, 144334, 288668, 505169, 577336, 1010338, 1154672, 2020676, 2309344, 3103181, 4041352, 4618688, 6206362, 8082704, 9237376, 12412724, 16165408, 21722267, 24825448, 32330816, 43444534, 49650896, 64661632, 86889068, 99301792, 173778136, 198603584, 347556272, 397207168, 695112544, 1390225088, 2780450176]

約数ペア:

[(1, 2780450176), (2, 1390225088), (4, 695112544), (7, 397207168), (8, 347556272), (14, 198603584), (16, 173778136), (28, 99301792), (32, 86889068), (43, 64661632), (56, 49650896), (64, 43444534), (86, 32330816), (112, 24825448), (128, 21722267), (172, 16165408), (224, 12412724), (301, 9237376), (344, 8082704), (448, 6206362), (602, 4618688), (688, 4041352), (896, 3103181), (1204, 2309344), (1376, 2020676), (2408, 1154672), (2752, 1010338), (4816, 577336), (5504, 505169), (9632, 288668), (19264, 144334), (38528, 72167)]