251123485240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5511929}}^1$

素因数の和:5512024

約数の個数: 64

約数和(自身を含む): 607194208800

約数和(自身を除く): 356070723560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 536, 670, 680, 1139, 1340, 2278, 2680, 4556, 5695, 9112, 11390, 22780, 45560, 5511929, 11023858, 22047716, 27559645, 44095432, 55119290, 93702793, 110238580, 187405586, 220477160, 369299243, 374811172, 468513965, 738598486, 749622344, 937027930, 1477196972, 1846496215, 1874055860, 2954393944, 3692992430, 3748111720, 6278087131, 7385984860, 12556174262, 14771969720, 25112348524, 31390435655, 50224697048, 62780871310, 125561742620, 251123485240]

約数ペア:

[(1, 251123485240), (2, 125561742620), (4, 62780871310), (5, 50224697048), (8, 31390435655), (10, 25112348524), (17, 14771969720), (20, 12556174262), (34, 7385984860), (40, 6278087131), (67, 3748111720), (68, 3692992430), (85, 2954393944), (134, 1874055860), (136, 1846496215), (170, 1477196972), (268, 937027930), (335, 749622344), (340, 738598486), (536, 468513965), (670, 374811172), (680, 369299243), (1139, 220477160), (1340, 187405586), (2278, 110238580), (2680, 93702793), (4556, 55119290), (5695, 44095432), (9112, 27559645), (11390, 22047716), (22780, 11023858), (45560, 5511929)]