68944520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1913}}^1$

素因数の和:1994

約数の個数: 64

約数和(自身を含む): 167436720

約数和(自身を除く): 98492200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1802, 1913, 2120, 3604, 3826, 4505, 7208, 7652, 9010, 9565, 15304, 18020, 19130, 32521, 36040, 38260, 65042, 76520, 101389, 130084, 162605, 202778, 260168, 325210, 405556, 506945, 650420, 811112, 1013890, 1300840, 1723613, 2027780, 3447226, 4055560, 6894452, 8618065, 13788904, 17236130, 34472260, 68944520]

約数ペア:

[(1, 68944520), (2, 34472260), (4, 17236130), (5, 13788904), (8, 8618065), (10, 6894452), (17, 4055560), (20, 3447226), (34, 2027780), (40, 1723613), (53, 1300840), (68, 1013890), (85, 811112), (106, 650420), (136, 506945), (170, 405556), (212, 325210), (265, 260168), (340, 202778), (424, 162605), (530, 130084), (680, 101389), (901, 76520), (1060, 65042), (1802, 38260), (1913, 36040), (2120, 32521), (3604, 19130), (3826, 18020), (4505, 15304), (7208, 9565), (7652, 9010)]