72931275

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 144499680

約数和(自身を除く): 71568405

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 45, 51, 69, 75, 85, 115, 153, 207, 225, 255, 345, 391, 425, 575, 765, 829, 1035, 1173, 1275, 1725, 1955, 2487, 3519, 3825, 4145, 5175, 5865, 7461, 9775, 12435, 14093, 17595, 19067, 20725, 29325, 37305, 42279, 57201, 62175, 70465, 87975, 95335, 126837, 171603, 186525, 211395, 286005, 324139, 352325, 476675, 634185, 858015, 972417, 1056975, 1430025, 1620695, 2917251, 3170925, 4290075, 4862085, 8103475, 14586255, 24310425, 72931275]

約数ペア:

[(1, 72931275), (3, 24310425), (5, 14586255), (9, 8103475), (15, 4862085), (17, 4290075), (23, 3170925), (25, 2917251), (45, 1620695), (51, 1430025), (69, 1056975), (75, 972417), (85, 858015), (115, 634185), (153, 476675), (207, 352325), (225, 324139), (255, 286005), (345, 211395), (391, 186525), (425, 171603), (575, 126837), (765, 95335), (829, 87975), (1035, 70465), (1173, 62175), (1275, 57201), (1725, 42279), (1955, 37305), (2487, 29325), (3519, 20725), (3825, 19067), (4145, 17595), (5175, 14093), (5865, 12435), (7461, 9775)]