25291289300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{243889}}^1$

素因数の和:243981

約数の個数: 72

約数和(自身を含む): 59063329080

約数和(自身を除く): 33772039780

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 61, 68, 85, 100, 122, 170, 244, 305, 340, 425, 610, 850, 1037, 1220, 1525, 1700, 2074, 3050, 4148, 5185, 6100, 10370, 20740, 25925, 51850, 103700, 243889, 487778, 975556, 1219445, 2438890, 4146113, 4877780, 6097225, 8292226, 12194450, 14877229, 16584452, 20730565, 24388900, 29754458, 41461130, 59508916, 74386145, 82922260, 103652825, 148772290, 207305650, 252912893, 297544580, 371930725, 414611300, 505825786, 743861450, 1011651572, 1264564465, 1487722900, 2529128930, 5058257860, 6322822325, 12645644650, 25291289300]

約数ペア:

[(1, 25291289300), (2, 12645644650), (4, 6322822325), (5, 5058257860), (10, 2529128930), (17, 1487722900), (20, 1264564465), (25, 1011651572), (34, 743861450), (50, 505825786), (61, 414611300), (68, 371930725), (85, 297544580), (100, 252912893), (122, 207305650), (170, 148772290), (244, 103652825), (305, 82922260), (340, 74386145), (425, 59508916), (610, 41461130), (850, 29754458), (1037, 24388900), (1220, 20730565), (1525, 16584452), (1700, 14877229), (2074, 12194450), (3050, 8292226), (4148, 6097225), (5185, 4877780), (6100, 4146113), (10370, 2438890), (20740, 1219445), (25925, 975556), (51850, 487778), (103700, 243889)]