65453710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 72

約数和(自身を含む): 142634520

約数和(自身を除く): 77180810

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 139, 155, 217, 245, 278, 310, 434, 490, 695, 961, 973, 1085, 1390, 1519, 1922, 1946, 2170, 3038, 4309, 4805, 4865, 6727, 6811, 7595, 8618, 9610, 9730, 13454, 13622, 15190, 21545, 30163, 33635, 34055, 43090, 47089, 60326, 67270, 68110, 94178, 133579, 150815, 211141, 235445, 267158, 301630, 422282, 470890, 667895, 935053, 1055705, 1335790, 1870106, 2111410, 4675265, 6545371, 9350530, 13090742, 32726855, 65453710]

約数ペア:

[(1, 65453710), (2, 32726855), (5, 13090742), (7, 9350530), (10, 6545371), (14, 4675265), (31, 2111410), (35, 1870106), (49, 1335790), (62, 1055705), (70, 935053), (98, 667895), (139, 470890), (155, 422282), (217, 301630), (245, 267158), (278, 235445), (310, 211141), (434, 150815), (490, 133579), (695, 94178), (961, 68110), (973, 67270), (1085, 60326), (1390, 47089), (1519, 43090), (1922, 34055), (1946, 33635), (2170, 30163), (3038, 21545), (4309, 15190), (4805, 13622), (4865, 13454), (6727, 9730), (6811, 9610), (7595, 8618)]