73590140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{811}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 167109600

約数和(自身を除く): 93519460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 349, 698, 811, 1396, 1622, 1745, 3244, 3490, 4055, 4537, 6980, 8110, 9074, 10543, 16220, 18148, 21086, 22685, 42172, 45370, 52715, 90740, 105430, 210860, 283039, 566078, 1132156, 1415195, 2830390, 3679507, 5660780, 7359014, 14718028, 18397535, 36795070, 73590140]

約数ペア:

[(1, 73590140), (2, 36795070), (4, 18397535), (5, 14718028), (10, 7359014), (13, 5660780), (20, 3679507), (26, 2830390), (52, 1415195), (65, 1132156), (130, 566078), (260, 283039), (349, 210860), (698, 105430), (811, 90740), (1396, 52715), (1622, 45370), (1745, 42172), (3244, 22685), (3490, 21086), (4055, 18148), (4537, 16220), (6980, 10543), (8110, 9074)]