81394164

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{743}}^1$

素因数の和:949

約数の個数: 72

約数和(自身を含む): 219360960

約数和(自身を除く): 137966796

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 179, 204, 306, 358, 537, 612, 716, 743, 1074, 1486, 1611, 2148, 2229, 2972, 3043, 3222, 4458, 6086, 6444, 6687, 8916, 9129, 12172, 12631, 13374, 18258, 25262, 26748, 27387, 36516, 37893, 50524, 54774, 75786, 109548, 113679, 132997, 151572, 227358, 265994, 398991, 454716, 531988, 797982, 1196973, 1595964, 2260949, 2393946, 4521898, 4787892, 6782847, 9043796, 13565694, 20348541, 27131388, 40697082, 81394164]

約数ペア:

[(1, 81394164), (2, 40697082), (3, 27131388), (4, 20348541), (6, 13565694), (9, 9043796), (12, 6782847), (17, 4787892), (18, 4521898), (34, 2393946), (36, 2260949), (51, 1595964), (68, 1196973), (102, 797982), (153, 531988), (179, 454716), (204, 398991), (306, 265994), (358, 227358), (537, 151572), (612, 132997), (716, 113679), (743, 109548), (1074, 75786), (1486, 54774), (1611, 50524), (2148, 37893), (2229, 36516), (2972, 27387), (3043, 26748), (3222, 25262), (4458, 18258), (6086, 13374), (6444, 12631), (6687, 12172), (8916, 9129)]