16888978675

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{1049}}^1$

素因数の和:1560

約数の個数: 48

約数和(自身を含む): 22147020000

約数和(自身を除く): 5258041325

約数列:

[1, 5, 25, 29, 53, 145, 265, 419, 725, 1049, 1325, 1537, 2095, 5245, 7685, 10475, 12151, 22207, 26225, 30421, 38425, 55597, 60755, 111035, 152105, 277985, 303775, 439531, 555175, 644003, 760525, 1389925, 1612313, 2197655, 3220015, 8061565, 10988275, 12746399, 16100075, 23295143, 40307825, 63731995, 116475715, 318659975, 582378575, 675559147, 3377795735, 16888978675]

約数ペア:

[(1, 16888978675), (5, 3377795735), (25, 675559147), (29, 582378575), (53, 318659975), (145, 116475715), (265, 63731995), (419, 40307825), (725, 23295143), (1049, 16100075), (1325, 12746399), (1537, 10988275), (2095, 8061565), (5245, 3220015), (7685, 2197655), (10475, 1612313), (12151, 1389925), (22207, 760525), (26225, 644003), (30421, 555175), (38425, 439531), (55597, 303775), (60755, 277985), (111035, 152105)]