27565291220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{2137}}^1$

素因数の和:2413

約数の個数: 96

約数和(自身を含む): 60016054560

約数和(自身を除く): 32450763340

約数列:

[1, 2, 4, 5, 10, 20, 61, 97, 109, 122, 194, 218, 244, 305, 388, 436, 485, 545, 610, 970, 1090, 1220, 1940, 2137, 2180, 4274, 5917, 6649, 8548, 10573, 10685, 11834, 13298, 21146, 21370, 23668, 26596, 29585, 33245, 42292, 42740, 52865, 59170, 66490, 105730, 118340, 130357, 132980, 207289, 211460, 232933, 260714, 414578, 465866, 521428, 644953, 651785, 829156, 931732, 1036445, 1164665, 1289906, 1303570, 2072890, 2329330, 2579812, 2607140, 3224765, 4145780, 4658660, 6449530, 12644629, 12899060, 14208913, 22594501, 25289258, 28417826, 45189002, 50578516, 56835652, 63223145, 71044565, 90378004, 112972505, 126446290, 142089130, 225945010, 252892580, 284178260, 451890020, 1378264561, 2756529122, 5513058244, 6891322805, 13782645610, 27565291220]

約数ペア:

[(1, 27565291220), (2, 13782645610), (4, 6891322805), (5, 5513058244), (10, 2756529122), (20, 1378264561), (61, 451890020), (97, 284178260), (109, 252892580), (122, 225945010), (194, 142089130), (218, 126446290), (244, 112972505), (305, 90378004), (388, 71044565), (436, 63223145), (485, 56835652), (545, 50578516), (610, 45189002), (970, 28417826), (1090, 25289258), (1220, 22594501), (1940, 14208913), (2137, 12899060), (2180, 12644629), (4274, 6449530), (5917, 4658660), (6649, 4145780), (8548, 3224765), (10573, 2607140), (10685, 2579812), (11834, 2329330), (13298, 2072890), (21146, 1303570), (21370, 1289906), (23668, 1164665), (26596, 1036445), (29585, 931732), (33245, 829156), (42292, 651785), (42740, 644953), (52865, 521428), (59170, 465866), (66490, 414578), (105730, 260714), (118340, 232933), (130357, 211460), (132980, 207289)]