19115890275

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{829}}^1\times {\mathrm{5801}}^1$

素因数の和:6696

約数の個数: 48

約数和(自身を含む): 32245659360

約数和(自身を除く): 13129769085

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 829, 1325, 2487, 3975, 4145, 5801, 12435, 17403, 20725, 29005, 43937, 62175, 87015, 131811, 145025, 219685, 307453, 435075, 659055, 922359, 1098425, 1537265, 3295275, 4611795, 4809029, 7686325, 14427087, 23058975, 24045145, 72135435, 120225725, 254878537, 360677175, 764635611, 1274392685, 3823178055, 6371963425, 19115890275]

約数ペア:

[(1, 19115890275), (3, 6371963425), (5, 3823178055), (15, 1274392685), (25, 764635611), (53, 360677175), (75, 254878537), (159, 120225725), (265, 72135435), (795, 24045145), (829, 23058975), (1325, 14427087), (2487, 7686325), (3975, 4809029), (4145, 4611795), (5801, 3295275), (12435, 1537265), (17403, 1098425), (20725, 922359), (29005, 659055), (43937, 435075), (62175, 307453), (87015, 219685), (131811, 145025)]