645974647424

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{601}}^1\times {\mathrm{2729}}^1$

素因数の和:3542

約数の個数: 128

約数和(自身を含む): 1372913614800

約数和(自身を除く): 726938967376

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 181, 272, 362, 544, 601, 724, 1088, 1202, 1448, 2176, 2404, 2729, 2896, 3077, 4808, 5458, 5792, 6154, 9616, 10217, 10916, 11584, 12308, 19232, 20434, 21832, 23168, 24616, 38464, 40868, 43664, 46393, 49232, 76928, 81736, 87328, 92786, 98464, 108781, 163472, 174656, 185572, 196928, 217562, 326944, 349312, 371144, 393856, 435124, 493949, 653888, 742288, 870248, 987898, 1307776, 1484576, 1640129, 1740496, 1849277, 1975796, 2969152, 3280258, 3480992, 3698554, 3951592, 5938304, 6560516, 6961984, 7397108, 7903184, 8397133, 13121032, 13923968, 14794216, 15806368, 16794266, 26242064, 27882193, 29588432, 31612736, 33588532, 52484128, 55764386, 59176864, 63225472, 67177064, 104968256, 111528772, 118353728, 134354128, 209936512, 223057544, 236707456, 268708256, 296863349, 446115088, 537416512, 593726698, 892230176, 1074833024, 1187453396, 1784460352, 2374906792, 3568920704, 4749813584, 5046676933, 9499627168, 10093353866, 18999254336, 20186707732, 37998508672, 40373415464, 80746830928, 161493661856, 322987323712, 645974647424]

約数ペア:

[(1, 645974647424), (2, 322987323712), (4, 161493661856), (8, 80746830928), (16, 40373415464), (17, 37998508672), (32, 20186707732), (34, 18999254336), (64, 10093353866), (68, 9499627168), (128, 5046676933), (136, 4749813584), (181, 3568920704), (272, 2374906792), (362, 1784460352), (544, 1187453396), (601, 1074833024), (724, 892230176), (1088, 593726698), (1202, 537416512), (1448, 446115088), (2176, 296863349), (2404, 268708256), (2729, 236707456), (2896, 223057544), (3077, 209936512), (4808, 134354128), (5458, 118353728), (5792, 111528772), (6154, 104968256), (9616, 67177064), (10217, 63225472), (10916, 59176864), (11584, 55764386), (12308, 52484128), (19232, 33588532), (20434, 31612736), (21832, 29588432), (23168, 27882193), (24616, 26242064), (38464, 16794266), (40868, 15806368), (43664, 14794216), (46393, 13923968), (49232, 13121032), (76928, 8397133), (81736, 7903184), (87328, 7397108), (92786, 6961984), (98464, 6560516), (108781, 5938304), (163472, 3951592), (174656, 3698554), (185572, 3480992), (196928, 3280258), (217562, 2969152), (326944, 1975796), (349312, 1849277), (371144, 1740496), (393856, 1640129), (435124, 1484576), (493949, 1307776), (653888, 987898), (742288, 870248)]