2912758900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 6890184000

約数和(自身を除く): 3977425100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 139, 164, 190, 205, 269, 278, 380, 410, 475, 538, 556, 695, 779, 820, 950, 1025, 1076, 1345, 1390, 1558, 1900, 2050, 2641, 2690, 2780, 3116, 3475, 3895, 4100, 5111, 5282, 5380, 5699, 6725, 6950, 7790, 10222, 10564, 11029, 11398, 13205, 13450, 13900, 15580, 19475, 20444, 22058, 22796, 25555, 26410, 26900, 28495, 37391, 38950, 44116, 51110, 52820, 55145, 56990, 66025, 74782, 77900, 102220, 108281, 110290, 113980, 127775, 132050, 142475, 149564, 186955, 209551, 216562, 220580, 255550, 264100, 275725, 284950, 373910, 419102, 433124, 511100, 541405, 551450, 569900, 710429, 747820, 838204, 934775, 1047755, 1082810, 1102900, 1420858, 1533031, 1869550, 2095510, 2165620, 2707025, 2841716, 3066062, 3552145, 3739100, 4191020, 5238775, 5414050, 6132124, 7104290, 7665155, 10477550, 10828100, 14208580, 15330310, 17760725, 20955100, 29127589, 30660620, 35521450, 38325775, 58255178, 71042900, 76651550, 116510356, 145637945, 153303100, 291275890, 582551780, 728189725, 1456379450, 2912758900]

約数ペア:

[(1, 2912758900), (2, 1456379450), (4, 728189725), (5, 582551780), (10, 291275890), (19, 153303100), (20, 145637945), (25, 116510356), (38, 76651550), (41, 71042900), (50, 58255178), (76, 38325775), (82, 35521450), (95, 30660620), (100, 29127589), (139, 20955100), (164, 17760725), (190, 15330310), (205, 14208580), (269, 10828100), (278, 10477550), (380, 7665155), (410, 7104290), (475, 6132124), (538, 5414050), (556, 5238775), (695, 4191020), (779, 3739100), (820, 3552145), (950, 3066062), (1025, 2841716), (1076, 2707025), (1345, 2165620), (1390, 2095510), (1558, 1869550), (1900, 1533031), (2050, 1420858), (2641, 1102900), (2690, 1082810), (2780, 1047755), (3116, 934775), (3475, 838204), (3895, 747820), (4100, 710429), (5111, 569900), (5282, 551450), (5380, 541405), (5699, 511100), (6725, 433124), (6950, 419102), (7790, 373910), (10222, 284950), (10564, 275725), (11029, 264100), (11398, 255550), (13205, 220580), (13450, 216562), (13900, 209551), (15580, 186955), (19475, 149564), (20444, 142475), (22058, 132050), (22796, 127775), (25555, 113980), (26410, 110290), (26900, 108281), (28495, 102220), (37391, 77900), (38950, 74782), (44116, 66025), (51110, 56990), (52820, 55145)]