156185440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31489}}^1$

素因数の和:31535

約数の個数: 48

約数和(自身を含む): 380903040

約数和(自身を除く): 224717600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 31489, 62978, 125956, 157445, 251912, 314890, 503824, 629780, 976159, 1007648, 1259560, 1952318, 2519120, 3904636, 4880795, 5038240, 7809272, 9761590, 15618544, 19523180, 31237088, 39046360, 78092720, 156185440]

約数ペア:

[(1, 156185440), (2, 78092720), (4, 39046360), (5, 31237088), (8, 19523180), (10, 15618544), (16, 9761590), (20, 7809272), (31, 5038240), (32, 4880795), (40, 3904636), (62, 2519120), (80, 1952318), (124, 1259560), (155, 1007648), (160, 976159), (248, 629780), (310, 503824), (496, 314890), (620, 251912), (992, 157445), (1240, 125956), (2480, 62978), (4960, 31489)]