80745390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:935

約数の個数: 128

約数和(自身を含む): 242749440

約数和(自身を除く): 162004050

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 135, 155, 165, 186, 198, 270, 279, 297, 310, 330, 341, 465, 495, 558, 594, 682, 837, 877, 930, 990, 1023, 1395, 1485, 1674, 1705, 1754, 2046, 2631, 2790, 2970, 3069, 3410, 4185, 4385, 5115, 5262, 6138, 7893, 8370, 8770, 9207, 9647, 10230, 13155, 15345, 15786, 18414, 19294, 23679, 26310, 27187, 28941, 30690, 39465, 46035, 47358, 48235, 54374, 57882, 78930, 81561, 86823, 92070, 96470, 118395, 135935, 144705, 163122, 173646, 236790, 244683, 260469, 271870, 289410, 299057, 407805, 434115, 489366, 520938, 598114, 734049, 815610, 868230, 897171, 1223415, 1302345, 1468098, 1495285, 1794342, 2446830, 2604690, 2691513, 2990570, 3670245, 4485855, 5383026, 7340490, 8074539, 8971710, 13457565, 16149078, 26915130, 40372695, 80745390]

約数ペア:

[(1, 80745390), (2, 40372695), (3, 26915130), (5, 16149078), (6, 13457565), (9, 8971710), (10, 8074539), (11, 7340490), (15, 5383026), (18, 4485855), (22, 3670245), (27, 2990570), (30, 2691513), (31, 2604690), (33, 2446830), (45, 1794342), (54, 1495285), (55, 1468098), (62, 1302345), (66, 1223415), (90, 897171), (93, 868230), (99, 815610), (110, 734049), (135, 598114), (155, 520938), (165, 489366), (186, 434115), (198, 407805), (270, 299057), (279, 289410), (297, 271870), (310, 260469), (330, 244683), (341, 236790), (465, 173646), (495, 163122), (558, 144705), (594, 135935), (682, 118395), (837, 96470), (877, 92070), (930, 86823), (990, 81561), (1023, 78930), (1395, 57882), (1485, 54374), (1674, 48235), (1705, 47358), (1754, 46035), (2046, 39465), (2631, 30690), (2790, 28941), (2970, 27187), (3069, 26310), (3410, 23679), (4185, 19294), (4385, 18414), (5115, 15786), (5262, 15345), (6138, 13155), (7893, 10230), (8370, 9647), (8770, 9207)]