31293450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:568

約数の個数: 72

約数和(自身を含む): 84741228

約数和(自身を除く): 53447778

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 197, 225, 353, 394, 450, 591, 706, 985, 1059, 1182, 1765, 1773, 1970, 2118, 2955, 3177, 3530, 3546, 4925, 5295, 5910, 6354, 8825, 8865, 9850, 10590, 14775, 15885, 17650, 17730, 26475, 29550, 31770, 44325, 52950, 69541, 79425, 88650, 139082, 158850, 208623, 347705, 417246, 625869, 695410, 1043115, 1251738, 1738525, 2086230, 3129345, 3477050, 5215575, 6258690, 10431150, 15646725, 31293450]

約数ペア:

[(1, 31293450), (2, 15646725), (3, 10431150), (5, 6258690), (6, 5215575), (9, 3477050), (10, 3129345), (15, 2086230), (18, 1738525), (25, 1251738), (30, 1043115), (45, 695410), (50, 625869), (75, 417246), (90, 347705), (150, 208623), (197, 158850), (225, 139082), (353, 88650), (394, 79425), (450, 69541), (591, 52950), (706, 44325), (985, 31770), (1059, 29550), (1182, 26475), (1765, 17730), (1773, 17650), (1970, 15885), (2118, 14775), (2955, 10590), (3177, 9850), (3530, 8865), (3546, 8825), (4925, 6354), (5295, 5910)]