54671890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{823}}^1$

素因数の和:923

約数の個数: 64

約数和(自身を含む): 122927616

約数和(自身を除く): 68255726

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 365, 455, 511, 730, 823, 910, 949, 1022, 1646, 1898, 2555, 4115, 4745, 5110, 5761, 6643, 8230, 9490, 10699, 11522, 13286, 21398, 28805, 33215, 53495, 57610, 60079, 66430, 74893, 106990, 120158, 149786, 300395, 374465, 420553, 600790, 748930, 781027, 841106, 1562054, 2102765, 3905135, 4205530, 5467189, 7810270, 10934378, 27335945, 54671890]

約数ペア:

[(1, 54671890), (2, 27335945), (5, 10934378), (7, 7810270), (10, 5467189), (13, 4205530), (14, 3905135), (26, 2102765), (35, 1562054), (65, 841106), (70, 781027), (73, 748930), (91, 600790), (130, 420553), (146, 374465), (182, 300395), (365, 149786), (455, 120158), (511, 106990), (730, 74893), (823, 66430), (910, 60079), (949, 57610), (1022, 53495), (1646, 33215), (1898, 28805), (2555, 21398), (4115, 13286), (4745, 11522), (5110, 10699), (5761, 9490), (6643, 8230)]