66851505320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1\times {\mathrm{3347}}^1$

素因数の和:4059

約数の個数: 128

約数和(自身を含む): 162495849600

約数和(自身を除く): 95644344280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 641, 760, 779, 820, 1282, 1558, 1640, 2564, 3116, 3205, 3347, 3895, 5128, 6232, 6410, 6694, 7790, 12179, 12820, 13388, 15580, 16735, 24358, 25640, 26281, 26776, 31160, 33470, 48716, 52562, 60895, 63593, 66940, 97432, 105124, 121790, 127186, 131405, 133880, 137227, 210248, 243580, 254372, 262810, 274454, 317965, 487160, 499339, 508744, 525620, 548908, 635930, 686135, 998678, 1051240, 1097816, 1271860, 1372270, 1997356, 2145427, 2496695, 2543720, 2607313, 2744540, 3994712, 4290854, 4993390, 5214626, 5489080, 8581708, 9986780, 10429252, 10727135, 13036565, 17163416, 19973560, 20858504, 21454270, 26073130, 40763113, 42908540, 52146260, 81526226, 85817080, 87962507, 104292520, 163052452, 175925014, 203815565, 326104904, 351850028, 407631130, 439812535, 703700056, 815262260, 879625070, 1630524520, 1671287633, 1759250140, 3342575266, 3518500280, 6685150532, 8356438165, 13370301064, 16712876330, 33425752660, 66851505320]

約数ペア:

[(1, 66851505320), (2, 33425752660), (4, 16712876330), (5, 13370301064), (8, 8356438165), (10, 6685150532), (19, 3518500280), (20, 3342575266), (38, 1759250140), (40, 1671287633), (41, 1630524520), (76, 879625070), (82, 815262260), (95, 703700056), (152, 439812535), (164, 407631130), (190, 351850028), (205, 326104904), (328, 203815565), (380, 175925014), (410, 163052452), (641, 104292520), (760, 87962507), (779, 85817080), (820, 81526226), (1282, 52146260), (1558, 42908540), (1640, 40763113), (2564, 26073130), (3116, 21454270), (3205, 20858504), (3347, 19973560), (3895, 17163416), (5128, 13036565), (6232, 10727135), (6410, 10429252), (6694, 9986780), (7790, 8581708), (12179, 5489080), (12820, 5214626), (13388, 4993390), (15580, 4290854), (16735, 3994712), (24358, 2744540), (25640, 2607313), (26281, 2543720), (26776, 2496695), (31160, 2145427), (33470, 1997356), (48716, 1372270), (52562, 1271860), (60895, 1097816), (63593, 1051240), (66940, 998678), (97432, 686135), (105124, 635930), (121790, 548908), (127186, 525620), (131405, 508744), (133880, 499339), (137227, 487160), (210248, 317965), (243580, 274454), (254372, 262810)]