251158528

素因数分解:

$2^{13}\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 112

約数和(自身を含む): 553614336

約数和(自身を除く): 302455808

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 43, 46, 62, 64, 86, 92, 124, 128, 172, 184, 248, 256, 344, 368, 496, 512, 688, 713, 736, 989, 992, 1024, 1333, 1376, 1426, 1472, 1978, 1984, 2048, 2666, 2752, 2852, 2944, 3956, 3968, 4096, 5332, 5504, 5704, 5888, 7912, 7936, 8192, 10664, 11008, 11408, 11776, 15824, 15872, 21328, 22016, 22816, 23552, 30659, 31648, 31744, 42656, 44032, 45632, 47104, 61318, 63296, 63488, 85312, 88064, 91264, 94208, 122636, 126592, 126976, 170624, 176128, 182528, 188416, 245272, 253184, 253952, 341248, 352256, 365056, 490544, 506368, 682496, 730112, 981088, 1012736, 1364992, 1460224, 1962176, 2025472, 2729984, 2920448, 3924352, 4050944, 5459968, 5840896, 7848704, 8101888, 10919936, 15697408, 31394816, 62789632, 125579264, 251158528]

約数ペア:

[(1, 251158528), (2, 125579264), (4, 62789632), (8, 31394816), (16, 15697408), (23, 10919936), (31, 8101888), (32, 7848704), (43, 5840896), (46, 5459968), (62, 4050944), (64, 3924352), (86, 2920448), (92, 2729984), (124, 2025472), (128, 1962176), (172, 1460224), (184, 1364992), (248, 1012736), (256, 981088), (344, 730112), (368, 682496), (496, 506368), (512, 490544), (688, 365056), (713, 352256), (736, 341248), (989, 253952), (992, 253184), (1024, 245272), (1333, 188416), (1376, 182528), (1426, 176128), (1472, 170624), (1978, 126976), (1984, 126592), (2048, 122636), (2666, 94208), (2752, 91264), (2852, 88064), (2944, 85312), (3956, 63488), (3968, 63296), (4096, 61318), (5332, 47104), (5504, 45632), (5704, 44032), (5888, 42656), (7912, 31744), (7936, 31648), (8192, 30659), (10664, 23552), (11008, 22816), (11408, 22016), (11776, 21328), (15824, 15872)]