89089385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{641}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 140890752

約数和(自身を除く): 51801367

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 361, 385, 641, 665, 1045, 1463, 1805, 2527, 3205, 3971, 4487, 7051, 7315, 12179, 12635, 19855, 22435, 27797, 35255, 49357, 60895, 85253, 133969, 138985, 231401, 246785, 426265, 669845, 937783, 1157005, 1619807, 2545411, 4688915, 8099035, 12727055, 17817877, 89089385]

約数ペア:

[(1, 89089385), (5, 17817877), (7, 12727055), (11, 8099035), (19, 4688915), (35, 2545411), (55, 1619807), (77, 1157005), (95, 937783), (133, 669845), (209, 426265), (361, 246785), (385, 231401), (641, 138985), (665, 133969), (1045, 85253), (1463, 60895), (1805, 49357), (2527, 35255), (3205, 27797), (3971, 22435), (4487, 19855), (7051, 12635), (7315, 12179)]