20804557725

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83077}}^1$

素因数の和:83156

約数の個数: 96

約数和(自身を含む): 44503223040

約数和(自身を除く): 23698665315

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 53, 63, 75, 105, 135, 159, 175, 189, 225, 265, 315, 371, 477, 525, 675, 795, 945, 1113, 1325, 1431, 1575, 1855, 2385, 3339, 3975, 4725, 5565, 7155, 9275, 10017, 11925, 16695, 27825, 35775, 50085, 83077, 83475, 249231, 250425, 415385, 581539, 747693, 1246155, 1744617, 2076925, 2243079, 2907695, 3738465, 4403081, 5233851, 6230775, 8723085, 11215395, 13209243, 14538475, 15701553, 18692325, 22015405, 26169255, 30821567, 39627729, 43615425, 56076975, 66046215, 78507765, 92464701, 110077025, 118883187, 130846275, 154107835, 198138645, 277394103, 330231075, 392538825, 462323505, 594415935, 770539175, 832182309, 990693225, 1386970515, 2311617525, 2972079675, 4160911545, 6934852575, 20804557725]

約数ペア:

[(1, 20804557725), (3, 6934852575), (5, 4160911545), (7, 2972079675), (9, 2311617525), (15, 1386970515), (21, 990693225), (25, 832182309), (27, 770539175), (35, 594415935), (45, 462323505), (53, 392538825), (63, 330231075), (75, 277394103), (105, 198138645), (135, 154107835), (159, 130846275), (175, 118883187), (189, 110077025), (225, 92464701), (265, 78507765), (315, 66046215), (371, 56076975), (477, 43615425), (525, 39627729), (675, 30821567), (795, 26169255), (945, 22015405), (1113, 18692325), (1325, 15701553), (1431, 14538475), (1575, 13209243), (1855, 11215395), (2385, 8723085), (3339, 6230775), (3975, 5233851), (4725, 4403081), (5565, 3738465), (7155, 2907695), (9275, 2243079), (10017, 2076925), (11925, 1744617), (16695, 1246155), (27825, 747693), (35775, 581539), (50085, 415385), (83077, 250425), (83475, 249231)]