81603600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5231}}^1$

素因数の和:5265

約数の個数: 120

約数和(自身を含む): 281565312

約数和(自身を除く): 199961712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 520, 600, 624, 650, 780, 975, 1040, 1200, 1300, 1560, 1950, 2600, 3120, 3900, 5200, 5231, 7800, 10462, 15600, 15693, 20924, 26155, 31386, 41848, 52310, 62772, 68003, 78465, 83696, 104620, 125544, 130775, 136006, 156930, 204009, 209240, 251088, 261550, 272012, 313860, 340015, 392325, 408018, 418480, 523100, 544024, 627720, 680030, 784650, 816036, 1020045, 1046200, 1088048, 1255440, 1360060, 1569300, 1632072, 1700075, 2040090, 2092400, 2720120, 3138600, 3264144, 3400150, 4080180, 5100225, 5440240, 6277200, 6800300, 8160360, 10200450, 13600600, 16320720, 20400900, 27201200, 40801800, 81603600]

約数ペア:

[(1, 81603600), (2, 40801800), (3, 27201200), (4, 20400900), (5, 16320720), (6, 13600600), (8, 10200450), (10, 8160360), (12, 6800300), (13, 6277200), (15, 5440240), (16, 5100225), (20, 4080180), (24, 3400150), (25, 3264144), (26, 3138600), (30, 2720120), (39, 2092400), (40, 2040090), (48, 1700075), (50, 1632072), (52, 1569300), (60, 1360060), (65, 1255440), (75, 1088048), (78, 1046200), (80, 1020045), (100, 816036), (104, 784650), (120, 680030), (130, 627720), (150, 544024), (156, 523100), (195, 418480), (200, 408018), (208, 392325), (240, 340015), (260, 313860), (300, 272012), (312, 261550), (325, 251088), (390, 209240), (400, 204009), (520, 156930), (600, 136006), (624, 130775), (650, 125544), (780, 104620), (975, 83696), (1040, 78465), (1200, 68003), (1300, 62772), (1560, 52310), (1950, 41848), (2600, 31386), (3120, 26155), (3900, 20924), (5200, 15693), (5231, 15600), (7800, 10462)]