28811700

素因数分解:

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

素因数の和:3583

約数の個数: 90

約数和(自身を含む): 93422406

約数和(自身を除く): 64610706

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 3557, 4050, 7114, 8100, 10671, 14228, 17785, 21342, 32013, 35570, 42684, 53355, 64026, 71140, 88925, 96039, 106710, 128052, 160065, 177850, 192078, 213420, 266775, 288117, 320130, 355700, 384156, 480195, 533550, 576234, 640260, 800325, 960390, 1067100, 1152468, 1440585, 1600650, 1920780, 2400975, 2881170, 3201300, 4801950, 5762340, 7202925, 9603900, 14405850, 28811700]

約数ペア:

[(1, 28811700), (2, 14405850), (3, 9603900), (4, 7202925), (5, 5762340), (6, 4801950), (9, 3201300), (10, 2881170), (12, 2400975), (15, 1920780), (18, 1600650), (20, 1440585), (25, 1152468), (27, 1067100), (30, 960390), (36, 800325), (45, 640260), (50, 576234), (54, 533550), (60, 480195), (75, 384156), (81, 355700), (90, 320130), (100, 288117), (108, 266775), (135, 213420), (150, 192078), (162, 177850), (180, 160065), (225, 128052), (270, 106710), (300, 96039), (324, 88925), (405, 71140), (450, 64026), (540, 53355), (675, 42684), (810, 35570), (900, 32013), (1350, 21342), (1620, 17785), (2025, 14228), (2700, 10671), (3557, 8100), (4050, 7114)]