820761760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8053}}^1$

素因数の和:8095

約数の個数: 144

約数和(自身を含む): 2429440776

約数和(自身を除く): 1608679016

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2548, 2912, 3185, 3640, 3920, 5096, 6370, 7280, 7840, 8053, 10192, 12740, 14560, 16106, 20384, 25480, 32212, 40265, 50960, 56371, 64424, 80530, 101920, 104689, 112742, 128848, 161060, 209378, 225484, 257696, 281855, 322120, 394597, 418756, 450968, 523445, 563710, 644240, 732823, 789194, 837512, 901936, 1046890, 1127420, 1288480, 1465646, 1578388, 1675024, 1803872, 1972985, 2093780, 2254840, 2931292, 3156776, 3350048, 3664115, 3945970, 4187560, 4509680, 5129761, 5862584, 6313552, 7328230, 7891940, 8375120, 9019360, 10259522, 11725168, 12627104, 14656460, 15783880, 16750240, 20519044, 23450336, 25648805, 29312920, 31567760, 41038088, 51297610, 58625840, 63135520, 82076176, 102595220, 117251680, 164152352, 205190440, 410380880, 820761760]

約数ペア:

[(1, 820761760), (2, 410380880), (4, 205190440), (5, 164152352), (7, 117251680), (8, 102595220), (10, 82076176), (13, 63135520), (14, 58625840), (16, 51297610), (20, 41038088), (26, 31567760), (28, 29312920), (32, 25648805), (35, 23450336), (40, 20519044), (49, 16750240), (52, 15783880), (56, 14656460), (65, 12627104), (70, 11725168), (80, 10259522), (91, 9019360), (98, 8375120), (104, 7891940), (112, 7328230), (130, 6313552), (140, 5862584), (160, 5129761), (182, 4509680), (196, 4187560), (208, 3945970), (224, 3664115), (245, 3350048), (260, 3156776), (280, 2931292), (364, 2254840), (392, 2093780), (416, 1972985), (455, 1803872), (490, 1675024), (520, 1578388), (560, 1465646), (637, 1288480), (728, 1127420), (784, 1046890), (910, 901936), (980, 837512), (1040, 789194), (1120, 732823), (1274, 644240), (1456, 563710), (1568, 523445), (1820, 450968), (1960, 418756), (2080, 394597), (2548, 322120), (2912, 281855), (3185, 257696), (3640, 225484), (3920, 209378), (5096, 161060), (6370, 128848), (7280, 112742), (7840, 104689), (8053, 101920), (10192, 80530), (12740, 64424), (14560, 56371), (16106, 50960), (20384, 40265), (25480, 32212)]