80032500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{3557}}^1$

素因数の和:3587

約数の個数: 90

約数和(自身を含む): 252870618

約数和(自身を除く): 172838118

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2500, 3557, 3750, 4500, 5625, 7114, 7500, 10671, 11250, 14228, 17785, 21342, 22500, 32013, 35570, 42684, 53355, 64026, 71140, 88925, 106710, 128052, 160065, 177850, 213420, 266775, 320130, 355700, 444625, 533550, 640260, 800325, 889250, 1067100, 1333875, 1600650, 1778500, 2223125, 2667750, 3201300, 4001625, 4446250, 5335500, 6669375, 8003250, 8892500, 13338750, 16006500, 20008125, 26677500, 40016250, 80032500]

約数ペア:

[(1, 80032500), (2, 40016250), (3, 26677500), (4, 20008125), (5, 16006500), (6, 13338750), (9, 8892500), (10, 8003250), (12, 6669375), (15, 5335500), (18, 4446250), (20, 4001625), (25, 3201300), (30, 2667750), (36, 2223125), (45, 1778500), (50, 1600650), (60, 1333875), (75, 1067100), (90, 889250), (100, 800325), (125, 640260), (150, 533550), (180, 444625), (225, 355700), (250, 320130), (300, 266775), (375, 213420), (450, 177850), (500, 160065), (625, 128052), (750, 106710), (900, 88925), (1125, 71140), (1250, 64026), (1500, 53355), (1875, 42684), (2250, 35570), (2500, 32013), (3557, 22500), (3750, 21342), (4500, 17785), (5625, 14228), (7114, 11250), (7500, 10671)]