87989968772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1\times {\mathrm{1997}}^1$

素因数の和:2613

約数の個数: 96

約数和(自身を含む): 174612412800

約数和(自身を除く): 86622444028

約数列:

[1, 2, 4, 17, 19, 34, 38, 67, 68, 76, 134, 268, 323, 509, 646, 1018, 1139, 1273, 1292, 1997, 2036, 2278, 2546, 3994, 4556, 5092, 7988, 8653, 9671, 17306, 19342, 21641, 33949, 34103, 34612, 37943, 38684, 43282, 67898, 68206, 75886, 86564, 133799, 135796, 136412, 151772, 164407, 267598, 328814, 535196, 579751, 645031, 647957, 657628, 1016473, 1159502, 1290062, 1295914, 2032946, 2274583, 2319004, 2542181, 2580124, 2591828, 4065892, 4549166, 5084362, 9098332, 10168724, 11015269, 17280041, 19312987, 22030538, 34560082, 38625974, 43217077, 44061076, 68103691, 69120164, 77251948, 86434154, 136207382, 172868308, 272414764, 328320779, 656641558, 1157762747, 1293970129, 1313283116, 2315525494, 2587940258, 4631050988, 5175880516, 21997492193, 43994984386, 87989968772]

約数ペア:

[(1, 87989968772), (2, 43994984386), (4, 21997492193), (17, 5175880516), (19, 4631050988), (34, 2587940258), (38, 2315525494), (67, 1313283116), (68, 1293970129), (76, 1157762747), (134, 656641558), (268, 328320779), (323, 272414764), (509, 172868308), (646, 136207382), (1018, 86434154), (1139, 77251948), (1273, 69120164), (1292, 68103691), (1997, 44061076), (2036, 43217077), (2278, 38625974), (2546, 34560082), (3994, 22030538), (4556, 19312987), (5092, 17280041), (7988, 11015269), (8653, 10168724), (9671, 9098332), (17306, 5084362), (19342, 4549166), (21641, 4065892), (33949, 2591828), (34103, 2580124), (34612, 2542181), (37943, 2319004), (38684, 2274583), (43282, 2032946), (67898, 1295914), (68206, 1290062), (75886, 1159502), (86564, 1016473), (133799, 657628), (135796, 647957), (136412, 645031), (151772, 579751), (164407, 535196), (267598, 328814)]