1288408550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{491}}^1$

素因数の和:894

約数の個数: 96

約数和(自身を含む): 2828818944

約数和(自身を除く): 1540410394

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 367, 491, 550, 650, 715, 734, 982, 1430, 1835, 2455, 3575, 3670, 4037, 4771, 4910, 5401, 6383, 7150, 8074, 9175, 9542, 10802, 12275, 12766, 18350, 20185, 23855, 24550, 27005, 31915, 40370, 47710, 52481, 54010, 63830, 70213, 100925, 104962, 119275, 135025, 140426, 159575, 180197, 201850, 238550, 262405, 270050, 319150, 351065, 360394, 524810, 702130, 900985, 1312025, 1755325, 1801970, 1982167, 2342561, 2624050, 3510650, 3964334, 4504925, 4685122, 9009850, 9910835, 11712805, 19821670, 23425610, 25768171, 49554175, 51536342, 58564025, 99108350, 117128050, 128840855, 257681710, 644204275, 1288408550]

約数ペア:

[(1, 1288408550), (2, 644204275), (5, 257681710), (10, 128840855), (11, 117128050), (13, 99108350), (22, 58564025), (25, 51536342), (26, 49554175), (50, 25768171), (55, 23425610), (65, 19821670), (110, 11712805), (130, 9910835), (143, 9009850), (275, 4685122), (286, 4504925), (325, 3964334), (367, 3510650), (491, 2624050), (550, 2342561), (650, 1982167), (715, 1801970), (734, 1755325), (982, 1312025), (1430, 900985), (1835, 702130), (2455, 524810), (3575, 360394), (3670, 351065), (4037, 319150), (4771, 270050), (4910, 262405), (5401, 238550), (6383, 201850), (7150, 180197), (8074, 159575), (9175, 140426), (9542, 135025), (10802, 119275), (12275, 104962), (12766, 100925), (18350, 70213), (20185, 63830), (23855, 54010), (24550, 52481), (27005, 47710), (31915, 40370)]