72883895

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2447}}^1$

素因数の和:2519

約数の個数: 32

約数和(自身を含む): 107163648

約数和(自身を除く): 34279753

約数列:

[1, 5, 7, 23, 35, 37, 115, 161, 185, 259, 805, 851, 1295, 2447, 4255, 5957, 12235, 17129, 29785, 56281, 85645, 90539, 281405, 393967, 452695, 633773, 1969835, 2082397, 3168865, 10411985, 14576779, 72883895]

約数ペア:

[(1, 72883895), (5, 14576779), (7, 10411985), (23, 3168865), (35, 2082397), (37, 1969835), (115, 633773), (161, 452695), (185, 393967), (259, 281405), (805, 90539), (851, 85645), (1295, 56281), (2447, 29785), (4255, 17129), (5957, 12235)]