128002030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{7753}}^1$

素因数の和:7900

約数の個数: 32

約数和(自身を含む): 250113024

約数和(自身を除く): 122110994

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1270, 1651, 3302, 7753, 8255, 15506, 16510, 38765, 77530, 100789, 201578, 503945, 984631, 1007890, 1969262, 4923155, 9846310, 12800203, 25600406, 64001015, 128002030]

約数ペア:

[(1, 128002030), (2, 64001015), (5, 25600406), (10, 12800203), (13, 9846310), (26, 4923155), (65, 1969262), (127, 1007890), (130, 984631), (254, 503945), (635, 201578), (1270, 100789), (1651, 77530), (3302, 38765), (7753, 16510), (8255, 15506)]