20165644300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{34127}}^1$

素因数の和:34471

約数の個数: 72

約数和(自身を含む): 46212042240

約数和(自身を除く): 26046397940

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 311, 380, 475, 622, 950, 1244, 1555, 1900, 3110, 5909, 6220, 7775, 11818, 15550, 23636, 29545, 31100, 34127, 59090, 68254, 118180, 136508, 147725, 170635, 295450, 341270, 590900, 648413, 682540, 853175, 1296826, 1706350, 2593652, 3242065, 3412700, 6484130, 10613497, 12968260, 16210325, 21226994, 32420650, 42453988, 53067485, 64841300, 106134970, 201656443, 212269940, 265337425, 403312886, 530674850, 806625772, 1008282215, 1061349700, 2016564430, 4033128860, 5041411075, 10082822150, 20165644300]

約数ペア:

[(1, 20165644300), (2, 10082822150), (4, 5041411075), (5, 4033128860), (10, 2016564430), (19, 1061349700), (20, 1008282215), (25, 806625772), (38, 530674850), (50, 403312886), (76, 265337425), (95, 212269940), (100, 201656443), (190, 106134970), (311, 64841300), (380, 53067485), (475, 42453988), (622, 32420650), (950, 21226994), (1244, 16210325), (1555, 12968260), (1900, 10613497), (3110, 6484130), (5909, 3412700), (6220, 3242065), (7775, 2593652), (11818, 1706350), (15550, 1296826), (23636, 853175), (29545, 682540), (31100, 648413), (34127, 590900), (59090, 341270), (68254, 295450), (118180, 170635), (136508, 147725)]