161950208

素因数分解:

$2^9\times 7^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:717

約数の個数: 80

約数和(自身を含む): 375481920

約数和(自身を除く): 213531712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 256, 292, 448, 511, 512, 584, 619, 896, 1022, 1168, 1238, 1792, 2044, 2336, 2476, 3584, 4088, 4333, 4672, 4952, 8176, 8666, 9344, 9904, 16352, 17332, 18688, 19808, 32704, 34664, 37376, 39616, 45187, 65408, 69328, 79232, 90374, 130816, 138656, 158464, 180748, 261632, 277312, 316309, 316928, 361496, 554624, 632618, 722992, 1109248, 1265236, 1445984, 2218496, 2530472, 2891968, 5060944, 5783936, 10121888, 11567872, 20243776, 23135744, 40487552, 80975104, 161950208]

約数ペア:

[(1, 161950208), (2, 80975104), (4, 40487552), (7, 23135744), (8, 20243776), (14, 11567872), (16, 10121888), (28, 5783936), (32, 5060944), (56, 2891968), (64, 2530472), (73, 2218496), (112, 1445984), (128, 1265236), (146, 1109248), (224, 722992), (256, 632618), (292, 554624), (448, 361496), (511, 316928), (512, 316309), (584, 277312), (619, 261632), (896, 180748), (1022, 158464), (1168, 138656), (1238, 130816), (1792, 90374), (2044, 79232), (2336, 69328), (2476, 65408), (3584, 45187), (4088, 39616), (4333, 37376), (4672, 34664), (4952, 32704), (8176, 19808), (8666, 18688), (9344, 17332), (9904, 16352)]