71048900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 179655168

約数和(自身を除く): 108606268

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 41, 43, 50, 52, 62, 65, 82, 86, 100, 124, 130, 155, 164, 172, 205, 215, 260, 310, 325, 403, 410, 430, 533, 559, 620, 650, 775, 806, 820, 860, 1025, 1066, 1075, 1118, 1271, 1300, 1333, 1550, 1612, 1763, 2015, 2050, 2132, 2150, 2236, 2542, 2665, 2666, 2795, 3100, 3526, 4030, 4100, 4300, 5084, 5330, 5332, 5590, 6355, 6665, 7052, 8060, 8815, 10075, 10660, 11180, 12710, 13325, 13330, 13975, 16523, 17329, 17630, 20150, 22919, 25420, 26650, 26660, 27950, 31775, 33046, 33325, 34658, 35260, 40300, 44075, 45838, 53300, 54653, 55900, 63550, 66092, 66650, 69316, 82615, 86645, 88150, 91676, 109306, 114595, 127100, 133300, 165230, 173290, 176300, 218612, 229190, 273265, 330460, 346580, 413075, 433225, 458380, 546530, 572975, 710489, 826150, 866450, 1093060, 1145950, 1366325, 1420978, 1652300, 1732900, 2291900, 2732650, 2841956, 3552445, 5465300, 7104890, 14209780, 17762225, 35524450, 71048900]

約数ペア:

[(1, 71048900), (2, 35524450), (4, 17762225), (5, 14209780), (10, 7104890), (13, 5465300), (20, 3552445), (25, 2841956), (26, 2732650), (31, 2291900), (41, 1732900), (43, 1652300), (50, 1420978), (52, 1366325), (62, 1145950), (65, 1093060), (82, 866450), (86, 826150), (100, 710489), (124, 572975), (130, 546530), (155, 458380), (164, 433225), (172, 413075), (205, 346580), (215, 330460), (260, 273265), (310, 229190), (325, 218612), (403, 176300), (410, 173290), (430, 165230), (533, 133300), (559, 127100), (620, 114595), (650, 109306), (775, 91676), (806, 88150), (820, 86645), (860, 82615), (1025, 69316), (1066, 66650), (1075, 66092), (1118, 63550), (1271, 55900), (1300, 54653), (1333, 53300), (1550, 45838), (1612, 44075), (1763, 40300), (2015, 35260), (2050, 34658), (2132, 33325), (2150, 33046), (2236, 31775), (2542, 27950), (2665, 26660), (2666, 26650), (2795, 25420), (3100, 22919), (3526, 20150), (4030, 17630), (4100, 17329), (4300, 16523), (5084, 13975), (5330, 13330), (5332, 13325), (5590, 12710), (6355, 11180), (6665, 10660), (7052, 10075), (8060, 8815)]