20172183100

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{271}}^1\times {\mathrm{6829}}^1$

素因数の和:7223

約数の個数: 72

約数和(自身を含む): 44344731200

約数和(自身を除く): 24172548100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 271, 436, 542, 545, 1084, 1090, 1355, 2180, 2710, 2725, 5420, 5450, 6775, 6829, 10900, 13550, 13658, 27100, 27316, 29539, 34145, 59078, 68290, 118156, 136580, 147695, 170725, 295390, 341450, 590780, 682900, 738475, 744361, 1476950, 1488722, 1850659, 2953900, 2977444, 3701318, 3721805, 7402636, 7443610, 9253295, 14887220, 18506590, 18609025, 37013180, 37218050, 46266475, 74436100, 92532950, 185065900, 201721831, 403443662, 806887324, 1008609155, 2017218310, 4034436620, 5043045775, 10086091550, 20172183100]

約数ペア:

[(1, 20172183100), (2, 10086091550), (4, 5043045775), (5, 4034436620), (10, 2017218310), (20, 1008609155), (25, 806887324), (50, 403443662), (100, 201721831), (109, 185065900), (218, 92532950), (271, 74436100), (436, 46266475), (542, 37218050), (545, 37013180), (1084, 18609025), (1090, 18506590), (1355, 14887220), (2180, 9253295), (2710, 7443610), (2725, 7402636), (5420, 3721805), (5450, 3701318), (6775, 2977444), (6829, 2953900), (10900, 1850659), (13550, 1488722), (13658, 1476950), (27100, 744361), (27316, 738475), (29539, 682900), (34145, 590780), (59078, 341450), (68290, 295390), (118156, 170725), (136580, 147695)]