64490540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 149022720

約数和(自身を除く): 84532180

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 43, 59, 62, 82, 86, 118, 124, 155, 164, 172, 205, 215, 236, 295, 310, 410, 430, 590, 620, 820, 860, 1180, 1271, 1333, 1763, 1829, 2419, 2537, 2542, 2666, 3526, 3658, 4838, 5074, 5084, 5332, 6355, 6665, 7052, 7316, 8815, 9145, 9676, 10148, 12095, 12685, 12710, 13330, 17630, 18290, 24190, 25370, 25420, 26660, 35260, 36580, 48380, 50740, 54653, 74989, 78647, 104017, 109306, 149978, 157294, 208034, 218612, 273265, 299956, 314588, 374945, 393235, 416068, 520085, 546530, 749890, 786470, 1040170, 1093060, 1499780, 1572940, 2080340, 3224527, 6449054, 12898108, 16122635, 32245270, 64490540]

約数ペア:

[(1, 64490540), (2, 32245270), (4, 16122635), (5, 12898108), (10, 6449054), (20, 3224527), (31, 2080340), (41, 1572940), (43, 1499780), (59, 1093060), (62, 1040170), (82, 786470), (86, 749890), (118, 546530), (124, 520085), (155, 416068), (164, 393235), (172, 374945), (205, 314588), (215, 299956), (236, 273265), (295, 218612), (310, 208034), (410, 157294), (430, 149978), (590, 109306), (620, 104017), (820, 78647), (860, 74989), (1180, 54653), (1271, 50740), (1333, 48380), (1763, 36580), (1829, 35260), (2419, 26660), (2537, 25420), (2542, 25370), (2666, 24190), (3526, 18290), (3658, 17630), (4838, 13330), (5074, 12710), (5084, 12685), (5332, 12095), (6355, 10148), (6665, 9676), (7052, 9145), (7316, 8815)]