200237985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 374994360

約数和(自身を除く): 174756375

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 89, 153, 173, 255, 267, 289, 445, 519, 765, 801, 865, 867, 1335, 1445, 1513, 1557, 2595, 2601, 2941, 4005, 4335, 4539, 7565, 7785, 8823, 13005, 13617, 14705, 15397, 22695, 25721, 26469, 44115, 46191, 49997, 68085, 76985, 77163, 128605, 132345, 138573, 149991, 230955, 231489, 249985, 261749, 385815, 449973, 692865, 749955, 785247, 1157445, 1308745, 2249865, 2355741, 3926235, 4449733, 11778705, 13349199, 22248665, 40047597, 66745995, 200237985]

約数ペア:

[(1, 200237985), (3, 66745995), (5, 40047597), (9, 22248665), (15, 13349199), (17, 11778705), (45, 4449733), (51, 3926235), (85, 2355741), (89, 2249865), (153, 1308745), (173, 1157445), (255, 785247), (267, 749955), (289, 692865), (445, 449973), (519, 385815), (765, 261749), (801, 249985), (865, 231489), (867, 230955), (1335, 149991), (1445, 138573), (1513, 132345), (1557, 128605), (2595, 77163), (2601, 76985), (2941, 68085), (4005, 49997), (4335, 46191), (4539, 44115), (7565, 26469), (7785, 25721), (8823, 22695), (13005, 15397), (13617, 14705)]