28781082496

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{2333}}^1\times {\mathrm{3109}}^1$

素因数の和:5487

約数の個数: 64

約数和(自身を含む): 59231318400

約数和(自身を除く): 30450235904

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 2333, 3109, 3968, 4666, 6218, 9332, 12436, 18664, 24872, 37328, 49744, 72323, 74656, 96379, 99488, 144646, 149312, 192758, 198976, 289292, 298624, 385516, 397952, 578584, 771032, 1157168, 1542064, 2314336, 3084128, 4628672, 6168256, 7253297, 9257344, 12336512, 14506594, 29013188, 58026376, 116052752, 224852207, 232105504, 449704414, 464211008, 899408828, 928422016, 1798817656, 3597635312, 7195270624, 14390541248, 28781082496]

約数ペア:

[(1, 28781082496), (2, 14390541248), (4, 7195270624), (8, 3597635312), (16, 1798817656), (31, 928422016), (32, 899408828), (62, 464211008), (64, 449704414), (124, 232105504), (128, 224852207), (248, 116052752), (496, 58026376), (992, 29013188), (1984, 14506594), (2333, 12336512), (3109, 9257344), (3968, 7253297), (4666, 6168256), (6218, 4628672), (9332, 3084128), (12436, 2314336), (18664, 1542064), (24872, 1157168), (37328, 771032), (49744, 578584), (72323, 397952), (74656, 385516), (96379, 298624), (99488, 289292), (144646, 198976), (149312, 192758)]